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1010100131031 = 316991256915767
BaseRepresentation
bin11101011001011101010…
…10001101010011010111
310120120020121121020120010
432230232222031103113
5113022141113143111
62052011131211303
7132656136310125
oct16545652152327
93516217536503
101010100131031
1135a421210922
121439205a6b33
1374337944334
1436c639d2915
151b41d302aa6
hexeb2ea8d4d7

1010100131031 has 16 divisors (see below), whose sum is σ = 1347785568000. Its totient is φ = 672907510848.

The previous prime is 1010100130993. The next prime is 1010100131057. The reversal of 1010100131031 is 1301310010101.

It is not a de Polignac number, because 1010100131031 - 29 = 1010100130519 is a prime.

It is a super-2 number, since 2×10101001310312 (a number of 25 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1010100130998 and 1010100131016.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1010100131071) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 64056310 + ... + 64072076.

It is an arithmetic number, because the mean of its divisors is an integer number (84236598000).

Almost surely, 21010100131031 is an apocalyptic number.

1010100131031 is a deficient number, since it is larger than the sum of its proper divisors (337685436969).

1010100131031 is a wasteful number, since it uses less digits than its factorization.

1010100131031 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 30038.

The product of its (nonzero) digits is 9, while the sum is 12.

Adding to 1010100131031 its reverse (1301310010101), we get a palindrome (2311410141132).

The spelling of 1010100131031 in words is "one trillion, ten billion, one hundred million, one hundred thirty-one thousand, thirty-one".

Divisors: 1 3 1699 5097 12569 15767 37707 47301 21354731 26788133 64064193 80364399 198175423 594526269 336700043677 1010100131031