23212213101992 has 32 divisors (see below), whose sum is σ = 45182783642400. Its totient is φ = 11166299143104.

The previous prime is 23212213101991. The next prime is 23212213101997. The reversal of 23212213101992 is 29910131221232.

It is not an unprimeable number, because it can be changed into a prime (23212213101991) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 176705798 + ... + 176837109.

It is an arithmetic number, because the mean of its divisors is an integer number (1411961988825).

Almost surely, 2^{23212213101992} is an apocalyptic number.

It is an amenable number.

23212213101992 is a deficient number, since it is larger than the sum of its proper divisors (21970570540408).

23212213101992 is a wasteful number, since it uses less digits than its factorization.

23212213101992 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 353543225 (or 353543221 counting only the distinct ones).

The product of its (nonzero) digits is 23328, while the sum is 38.

The spelling of 23212213101992 in words is "twenty-three trillion, two hundred twelve billion, two hundred thirteen million, one hundred one thousand, nine hundred ninety-two".