22200331203012 has 12 divisors (see below), whose sum is σ = 51800772807056. Its totient is φ = 7400110401000.

The previous prime is 22200331202989. The next prime is 22200331203067. The reversal of 22200331203012 is 21030213300222.

It is a happy number.

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

It is a self number, because there is not a number n which added to its sum of digits gives 22200331203012.

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, 925013800114 + ... + 925013800137.

Almost surely, 2^{22200331203012} is an apocalyptic number.

It is an amenable number.

22200331203012 is an abundant number, since it is smaller than the sum of its proper divisors (29600441604044).

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

22200331203012 is a wasteful number, since it uses less digits than its factorization.

22200331203012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1850027600258 (or 1850027600256 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 21.

Adding to 22200331203012 its reverse (21030213300222), we get a palindrome (43230544503234).

The spelling of 22200331203012 in words is "twenty-two trillion, two hundred billion, three hundred thirty-one million, two hundred three thousand, twelve".