22200112131312 has 80 divisors (see below), whose sum is σ = 58901777536032. Its totient is φ = 7199855447040.

The previous prime is 22200112131299. The next prime is 22200112131319. The reversal of 22200112131312 is 21313121100222.

It is a super-2 number, since 2×22200112131312² (a number of 27 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22200112131319) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 82906762 + ... + 83174102.

Almost surely, 2^{22200112131312} is an apocalyptic number.

It is an amenable number.

22200112131312 is an abundant number, since it is smaller than the sum of its proper divisors (36701665404720).

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

22200112131312 is a wasteful number, since it uses less digits than its factorization.

22200112131312 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 314146 (or 314140 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 21.

Adding to 22200112131312 its reverse (21313121100222), we get a palindrome (43513233231534).

The spelling of 22200112131312 in words is "twenty-two trillion, two hundred billion, one hundred twelve million, one hundred thirty-one thousand, three hundred twelve".