22022212000012 has 12 divisors (see below), whose sum is σ = 44044424000080. Its totient is φ = 9438090857136.

The previous prime is 22022211999979. The next prime is 22022212000043. The reversal of 22022212000012 is 21000021222022.

22022212000012 is an admirable number.

It is a self number, because there is not a number n which added to its sum of digits gives 22022212000012.

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, 393253785687 + ... + 393253785742.

Almost surely, 2^{22022212000012} is an apocalyptic number.

It is an amenable number.

22022212000012 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

22022212000012 is a wasteful number, since it uses less digits than its factorization.

22022212000012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 786507571440 (or 786507571438 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 16.

Adding to 22022212000012 its reverse (21000021222022), we get a palindrome (43022233222034).

The spelling of 22022212000012 in words is "twenty-two trillion, twenty-two billion, two hundred twelve million, twelve", and thus it is an aban number.