122365220503500 has 144 divisors (see below), whose sum is σ = 415715442655968. Its totient is φ = 30120669648000.

The previous prime is 122365220503483. The next prime is 122365220503511. The reversal of 122365220503500 is 5305022563221.

122365220503500 is a `hidden beast` number, since 1 + 2 + 2 + 36 + 5 + 220 + 50 + 350 + 0 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 1045798086 + ... + 1045915085.

It is an arithmetic number, because the mean of its divisors is an integer number (2886912796222).

Almost surely, 2^{122365220503500} is an apocalyptic number.

122365220503500 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

122365220503500 is an abundant number, since it is smaller than the sum of its proper divisors (293350222152468).

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

122365220503500 is a wasteful number, since it uses less digits than its factorization.

122365220503500 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2091713209 (or 2091713194 counting only the distinct ones).

The product of its (nonzero) digits is 108000, while the sum is 36.

The spelling of 122365220503500 in words is "one hundred twenty-two trillion, three hundred sixty-five billion, two hundred twenty million, five hundred three thousand, five hundred".