122203131123320 has 128 divisors (see below), whose sum is σ = 303135784136640. Its totient is φ = 44062432358400.

The previous prime is 122203131123317. The next prime is 122203131123343. The reversal of 122203131123320 is 23321131302221.

It is a Harshad number since it is a multiple of its sum of digits (26).

It is a self number, because there is not a number n which added to its sum of digits gives 122203131123320.

It is a congruent number.

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, 12102974 + ... + 19770893.

Almost surely, 2^{122203131123320} is an apocalyptic number.

122203131123320 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

122203131123320 is an abundant number, since it is smaller than the sum of its proper divisors (180932653013320).

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

122203131123320 is a wasteful number, since it uses less digits than its factorization.

122203131123320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 31874065 (or 31874061 counting only the distinct ones).

The product of its (nonzero) digits is 2592, while the sum is 26.

Adding to 122203131123320 its reverse (23321131302221), we get a palindrome (145524262425541).

The spelling of 122203131123320 in words is "one hundred twenty-two trillion, two hundred three billion, one hundred thirty-one million, one hundred twenty-three thousand, three hundred twenty".