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101001101111101 = 893978081353737
BaseRepresentation
bin10110111101110000100110…
…110000001110111100111101
3111020121121111101200012020101
4112331300212300032330331
5101214300223341023401
6554451133145521101
730163042304162602
oct2675604660167475
9436547441605211
10101001101111101
112a200365536144
12b3b28344a3191
1344484945910c9
141ad269d5a66a9
15ba240ca3b101
hex5bdc26c0ef3d

101001101111101 has 16 divisors (see below), whose sum is σ = 102406174683120. Its totient is φ = 99602096394240.

The previous prime is 101001101111051. The next prime is 101001101111231. The reversal of 101001101111101 is 101111101100101.

It is a happy number.

It can be written as a sum of positive squares in 8 ways, for example, as 410103001 + 101000691008100 = 20251^2 + 10049910^2 .

It is a cyclic number.

It is not a de Polignac number, because 101001101111101 - 221 = 101001099013949 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (101001101411101) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 285349105 + ... + 285702841.

It is an arithmetic number, because the mean of its divisors is an integer number (6400385917695).

Almost surely, 2101001101111101 is an apocalyptic number.

It is an amenable number.

101001101111101 is a deficient number, since it is larger than the sum of its proper divisors (1405073572019).

101001101111101 is an equidigital number, since it uses as much as digits as its factorization.

101001101111101 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 362304.

The product of its (nonzero) digits is 1, while the sum is 10.

Adding to 101001101111101 its reverse (101111101100101), we get a palindrome (202112202211202).

It can be divided in two parts, 10100110 and 1111101, that added together give a palindrome (11211211).

The spelling of 101001101111101 in words is "one hundred one trillion, one billion, one hundred one million, one hundred eleven thousand, one hundred one".

Divisors: 1 89 397 8081 35333 353737 719209 3208157 31482593 140433589 285525973 2858548697 12498589421 254410834033 1134843832709 101001101111101