111214161656 has 16 divisors (see below), whose sum is σ = 224567057400. Its totient is φ = 51329613024.

The previous prime is 111214161647. The next prime is 111214161671. The reversal of 111214161656 is 656161412111.

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, 534683366 + ... + 534683573.

Almost surely, 2^111214161656 is an apocalyptic number.

It is an amenable number.

111214161656 is an abundant number, since it is smaller than the sum of its proper divisors (113352895744).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

111214161656 is a wasteful number, since it uses less digits than its factorization.

111214161656 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1069366958 (or 1069366954 counting only the distinct ones).

The product of its digits is 8640, while the sum is 35.

Adding to 111214161656 its reverse (656161412111), we get a palindrome (767375573767).

The spelling of 111214161656 in words is "one hundred eleven billion, two hundred fourteen million, one hundred sixty-one thousand, six hundred fifty-six".