22012323255012 has 24 divisors (see below), whose sum is σ = 52012240604800. Its totient is φ = 7244562083616.

The previous prime is 22012323254963. The next prime is 22012323255061. The reversal of 22012323255012 is 21055232321022.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (22012323254963) and next prime (22012323255061).

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 11609874187 + ... + 11609876082.

Almost surely, 2^{22012323255012} is an apocalyptic number.

It is an amenable number.

22012323255012 is an abundant number, since it is smaller than the sum of its proper divisors (29999917349788).

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

22012323255012 is a wasteful number, since it uses less digits than its factorization.

22012323255012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23219750355 (or 23219750353 counting only the distinct ones).

The product of its (nonzero) digits is 14400, while the sum is 30.

Adding to 22012323255012 its reverse (21055232321022), we get a palindrome (43067555576034).

The spelling of 22012323255012 in words is "twenty-two trillion, twelve billion, three hundred twenty-three million, two hundred fifty-five thousand, twelve".