12111022092 has 48 divisors (see below), whose sum is σ = 31414541312. Its totient is φ = 3606258240.

The previous prime is 12111022069. The next prime is 12111022127. The reversal of 12111022092 is 29022011121.

It is a super-2 number, since 2×12111022092² (a number of 21 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1247338 + ... + 1257009.

Almost surely, 2^12111022092 is an apocalyptic number.

12111022092 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

12111022092 is an abundant number, since it is smaller than the sum of its proper divisors (19303519220).

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

12111022092 is a wasteful number, since it uses less digits than its factorization.

12111022092 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2504398 (or 2504396 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 21.

The spelling of 12111022092 in words is "twelve billion, one hundred eleven million, twenty-two thousand, ninety-two".