22212011001012 has 96 divisors (see below), whose sum is σ = 61332821329920. Its totient is φ = 6121620489600.

The previous prime is 22212011000989. The next prime is 22212011001049. The reversal of 22212011001012 is 21010011021222.

It is a super-2 number, since 2×22212011001012² (a number of 27 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 22212011000982 and 22212011001000.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1777648 + ... + 6898119.

It is an arithmetic number, because the mean of its divisors is an integer number (638883555520).

Almost surely, 2^{22212011001012} is an apocalyptic number.

It is an amenable number.

22212011001012 is an abundant number, since it is smaller than the sum of its proper divisors (39120810328908).

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

22212011001012 is a wasteful number, since it uses less digits than its factorization.

22212011001012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8676861 (or 8676859 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 15.

Adding to 22212011001012 its reverse (21010011021222), we get a palindrome (43222022022234).

The spelling of 22212011001012 in words is "twenty-two trillion, two hundred twelve billion, eleven million, one thousand, twelve".