22312022002212 has 12 divisors (see below), whose sum is σ = 52061384671856. Its totient is φ = 7437340667400.

The previous prime is 22312022002201. The next prime is 22312022002297. The reversal of 22312022002212 is 21220022021322.

It is a tau number, because it is divible by the number of its divisors (12).

It is a super-3 number, since 3×22312022002212³ (a number of 41 digits) contains 333 as substring.

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, 929667583414 + ... + 929667583437.

Almost surely, 2^{22312022002212} is an apocalyptic number.

It is an amenable number.

22312022002212 is an abundant number, since it is smaller than the sum of its proper divisors (29749362669644).

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

22312022002212 is a wasteful number, since it uses less digits than its factorization.

22312022002212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1859335166858 (or 1859335166856 counting only the distinct ones).

The product of its (nonzero) digits is 768, while the sum is 21.

Adding to 22312022002212 its reverse (21220022021322), we get a palindrome (43532044023534).

The spelling of 22312022002212 in words is "twenty-two trillion, three hundred twelve billion, twenty-two million, two thousand, two hundred twelve".