122270724120 has 64 divisors (see below), whose sum is σ = 382760536320. Its totient is φ = 31187894144.

The previous prime is 122270724119. The next prime is 122270724137. The reversal of 122270724120 is 21427072221.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 22147734 + ... + 22153253.

It is an arithmetic number, because the mean of its divisors is an integer number (5980633380).

Almost surely, 2^122270724120 is an apocalyptic number.

122270724120 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

122270724120 is an abundant number, since it is smaller than the sum of its proper divisors (260489812200).

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

122270724120 is a wasteful number, since it uses less digits than its factorization.

122270724120 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 44301024 (or 44301020 counting only the distinct ones).

The product of its (nonzero) digits is 6272, while the sum is 30.

Adding to 122270724120 its reverse (21427072221), we get a palindrome (143697796341).

The spelling of 122270724120 in words is "one hundred twenty-two billion, two hundred seventy million, seven hundred twenty-four thousand, one hundred twenty".