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10010001011001 = 3101147583223849
BaseRepresentation
bin1001000110101010001010…
…0011011111000100111001
31022102221120011220020210020
42101222202203133010321
52303000440224323001
633142310405241053
72052125104466625
oct221524243370471
938387504806706
1010010001011001
11320a243679672
121158009103189
13577c2910ac04
142686b5476185
151255b2e50736
hex91aa28df139

10010001011001 has 16 divisors (see below), whose sum is σ = 13478964787200. Its totient is φ = 6607187107200.

The previous prime is 10010001010991. The next prime is 10010001011039. The reversal of 10010001011001 is 10011010001001.

It is not a de Polignac number, because 10010001011001 - 29 = 10010001010489 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (10010001011081) 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, 44605725 + ... + 44829573.

It is an arithmetic number, because the mean of its divisors is an integer number (842435299200).

Almost surely, 210010001011001 is an apocalyptic number.

It is an amenable number.

10010001011001 is a deficient number, since it is larger than the sum of its proper divisors (3468963776199).

10010001011001 is a wasteful number, since it uses less digits than its factorization.

10010001011001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 371536.

The product of its (nonzero) digits is 1, while the sum is 6.

Adding to 10010001011001 its reverse (10011010001001), we get a palindrome (20021011012002).

The spelling of 10010001011001 in words is "ten trillion, ten billion, one million, eleven thousand, one".

Divisors: 1 3 101 303 147583 223849 442749 671547 14905883 22608749 44717649 67826247 33036306967 99108920901 3336667003667 10010001011001