113102203031 has 16 divisors (see below), whose sum is σ = 114988896000. Its totient is φ = 111225187008.

The previous prime is 113102203009. The next prime is 113102203037. The reversal of 113102203031 is 130302201311.

It is a cyclic number.

It is not a de Polignac number, because 113102203031 - 2¹⁰ = 113102202007 is a prime.

It is a super-2 number, since 2×113102203031² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (113102203037) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 57150200 + ... + 57152178.

It is an arithmetic number, because the mean of its divisors is an integer number (7186806000).

Almost surely, 2^113102203031 is an apocalyptic number.

113102203031 is a deficient number, since it is larger than the sum of its proper divisors (1886692969).

113102203031 is a wasteful number, since it uses less digits than its factorization.

113102203031 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3958.

The product of its (nonzero) digits is 108, while the sum is 17.

Adding to 113102203031 its reverse (130302201311), we get a palindrome (243404404342).

The spelling of 113102203031 in words is "one hundred thirteen billion, one hundred two million, two hundred three thousand, thirty-one".