111312212011292 has 48 divisors (see below), whose sum is σ = 199908331949088. Its totient is φ = 54215012966400.

The previous prime is 111312212011277. The next prime is 111312212011313. The reversal of 111312212011292 is 292110212213111.

It is a congruent number.

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, 29438558 + ... + 33003834.

It is an arithmetic number, because the mean of its divisors is an integer number (4164756915606).

Almost surely, 2^{111312212011292} is an apocalyptic number.

It is an amenable number.

111312212011292 is a deficient number, since it is larger than the sum of its proper divisors (88596119937796).

111312212011292 is a wasteful number, since it uses less digits than its factorization.

111312212011292 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3566646 (or 3566644 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 29.

The spelling of 111312212011292 in words is "one hundred eleven trillion, three hundred twelve billion, two hundred twelve million, eleven thousand, two hundred ninety-two".