113102103331431 has 40 divisors (see below), whose sum is σ = 170335249201040. Its totient is φ = 74786470881408.

The previous prime is 113102103331417. The next prime is 113102103331493. The reversal of 113102103331431 is 134133301201311.

113102103331431 is a `hidden beast` number, since 1 + 1 + 3 + 10 + 210 + 3 + 3 + 3 + 1 + 431 = 666.

It is not a de Polignac number, because 113102103331431 - 2²² = 113102099137127 is a prime.

It is a super-2 number, since 2×113102103331431² (a number of 29 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 113102103331395 and 113102103331404.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (113102103332431) by changing a digit.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 6768261 + ... + 16492833.

It is an arithmetic number, because the mean of its divisors is an integer number (4258381230026).

Almost surely, 2^{113102103331431} is an apocalyptic number.

113102103331431 is a deficient number, since it is larger than the sum of its proper divisors (57233145869609).

113102103331431 is a wasteful number, since it uses less digits than its factorization.

113102103331431 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9725757 (or 9725748 counting only the distinct ones).

The product of its (nonzero) digits is 1944, while the sum is 27.

Adding to 113102103331431 its reverse (134133301201311), we get a palindrome (247235404532742).

The spelling of 113102103331431 in words is "one hundred thirteen trillion, one hundred two billion, one hundred three million, three hundred thirty-one thousand, four hundred thirty-one".