111238957092 has 48 divisors (see below), whose sum is σ = 260872048640. Its totient is φ = 36892063008.

The previous prime is 111238957061. The next prime is 111238957097. The reversal of 111238957092 is 290759832111.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (111238957097) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5017143 + ... + 5039265.

Almost surely, 2^111238957092 is an apocalyptic number.

111238957092 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

111238957092 is an abundant number, since it is smaller than the sum of its proper divisors (149633091548).

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

111238957092 is a wasteful number, since it uses less digits than its factorization.

111238957092 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24232 (or 24230 counting only the distinct ones).

The product of its (nonzero) digits is 272160, while the sum is 48.

The spelling of 111238957092 in words is "one hundred eleven billion, two hundred thirty-eight million, nine hundred fifty-seven thousand, ninety-two".