122353020312 has 64 divisors (see below), whose sum is σ = 322114800000. Its totient is φ = 38621816064.

The previous prime is 122353020299. The next prime is 122353020337. The reversal of 122353020312 is 213020353221.

It is a happy number.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1073439 + ... + 1181937.

It is an arithmetic number, because the mean of its divisors is an integer number (5033043750).

Almost surely, 2^122353020312 is an apocalyptic number.

122353020312 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

122353020312 is an abundant number, since it is smaller than the sum of its proper divisors (199761779688).

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

122353020312 is a wasteful number, since it uses less digits than its factorization.

122353020312 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 111000 (or 110996 counting only the distinct ones).

The product of its (nonzero) digits is 2160, while the sum is 24.

Adding to 122353020312 its reverse (213020353221), we get a palindrome (335373373533).

The spelling of 122353020312 in words is "one hundred twenty-two billion, three hundred fifty-three million, twenty thousand, three hundred twelve".