22123013011320 has 128 divisors (see below), whose sum is σ = 71665971854400. Its totient is φ = 5431064961024.

The previous prime is 22123013011247. The next prime is 22123013011327. The reversal of 22123013011320 is 2311031032122.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22123013011327) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 18428065 + ... + 19591824.

Almost surely, 2^{22123013011320} is an apocalyptic number.

22123013011320 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

22123013011320 is an abundant number, since it is smaller than the sum of its proper divisors (49542958843080).

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

22123013011320 is a wasteful number, since it uses less digits than its factorization.

22123013011320 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 38020289 (or 38020285 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 21.

Adding to 22123013011320 its reverse (2311031032122), we get a palindrome (24434044043442).

The spelling of 22123013011320 in words is "twenty-two trillion, one hundred twenty-three billion, thirteen million, eleven thousand, three hundred twenty".