122310311305120 has 48 divisors (see below), whose sum is σ = 289001650425768. Its totient is φ = 48916752675840.

The previous prime is 122310311305097. The next prime is 122310311305159. The reversal of 122310311305120 is 21503113013221.

It can be written as a sum of positive squares in 4 ways, for example, as 98267489696016 + 24042821609104 = 9912996^2 + 4903348^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 56527311 + ... + 58651150.

Almost surely, 2^{122310311305120} is an apocalyptic number.

122310311305120 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

122310311305120 is an abundant number, since it is smaller than the sum of its proper divisors (166691339120648).

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

122310311305120 is a wasteful number, since it uses less digits than its factorization.

122310311305120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 115185113 (or 115185105 counting only the distinct ones).

The product of its (nonzero) digits is 1080, while the sum is 25.

Adding to 122310311305120 its reverse (21503113013221), we get a palindrome (143813424318341).

The spelling of 122310311305120 in words is "one hundred twenty-two trillion, three hundred ten billion, three hundred eleven million, three hundred five thousand, one hundred twenty".