22200203012312 has 32 divisors (see below), whose sum is σ = 45869829131280. Its totient is φ = 10007962715520.

The previous prime is 22200203012311. The next prime is 22200203012341. The reversal of 22200203012312 is 21321030200222.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22200203012311) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2482129139 + ... + 2482138082.

Almost surely, 2^{22200203012312} is an apocalyptic number.

It is an amenable number.

22200203012312 is an abundant number, since it is smaller than the sum of its proper divisors (23669626118968).

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

22200203012312 is a wasteful number, since it uses less digits than its factorization.

22200203012312 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4964267283 (or 4964267279 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 20.

Adding to 22200203012312 its reverse (21321030200222), we get a palindrome (43521233212534).

The spelling of 22200203012312 in words is "twenty-two trillion, two hundred billion, two hundred three million, twelve thousand, three hundred twelve".