113031203122 has 16 divisors (see below), whose sum is σ = 169699613400. Its totient is φ = 56464692480.

The previous prime is 113031203119. The next prime is 113031203137. The reversal of 113031203122 is 221302130311.

It can be written as a sum of positive squares in 4 ways, for example, as 99508071601 + 13523131521 = 315449^2 + 116289^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 113031203122.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 13744972 + ... + 13753192.

Almost surely, 2^113031203122 is an apocalyptic number.

113031203122 is a deficient number, since it is larger than the sum of its proper divisors (56668410278).

113031203122 is a wasteful number, since it uses less digits than its factorization.

113031203122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13581.

The product of its (nonzero) digits is 216, while the sum is 19.

Adding to 113031203122 its reverse (221302130311), we get a palindrome (334333333433).

The spelling of 113031203122 in words is "one hundred thirteen billion, thirty-one million, two hundred three thousand, one hundred twenty-two".