22312121113320 has 128 divisors (see below), whose sum is σ = 68747849020800. Its totient is φ = 5788889220096.

The previous prime is 22312121113301. The next prime is 22312121113369. The reversal of 22312121113320 is 2331112121322.

It is a super-3 number, since 3×22312121113320³ (a number of 41 digits) contains 333 as substring.

It is a Harshad number since it is a multiple of its sum of digits (24).

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, 160600846 + ... + 160739714.

It is an arithmetic number, because the mean of its divisors is an integer number (537092570475).

Almost surely, 2^{22312121113320} is an apocalyptic number.

22312121113320 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

22312121113320 is an abundant number, since it is smaller than the sum of its proper divisors (46435727907480).

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

22312121113320 is a wasteful number, since it uses less digits than its factorization.

22312121113320 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 175107 (or 175103 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 24.

Adding to 22312121113320 its reverse (2331112121322), we get a palindrome (24643233234642).

The spelling of 22312121113320 in words is "twenty-two trillion, three hundred twelve billion, one hundred twenty-one million, one hundred thirteen thousand, three hundred twenty".