111161425204 has 12 divisors (see below), whose sum is σ = 195307525728. Its totient is φ = 55359275000.

The previous prime is 111161425163. The next prime is 111161425241. The reversal of 111161425204 is 402524161111.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 55358272 + ... + 55360279.

It is an arithmetic number, because the mean of its divisors is an integer number (16275627144).

Almost surely, 2^111161425204 is an apocalyptic number.

It is an amenable number.

111161425204 is a deficient number, since it is larger than the sum of its proper divisors (84146100524).

111161425204 is a wasteful number, since it uses less digits than its factorization.

111161425204 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 110718806 (or 110718804 counting only the distinct ones).

The product of its (nonzero) digits is 1920, while the sum is 28.

Adding to 111161425204 its reverse (402524161111), we get a palindrome (513685586315).

The spelling of 111161425204 in words is "one hundred eleven billion, one hundred sixty-one million, four hundred twenty-five thousand, two hundred four".