122051206180 has 24 divisors (see below), whose sum is σ = 259395579072. Its totient is φ = 48232283232.

The previous prime is 122051206171. The next prime is 122051206187. The reversal of 122051206180 is 81602150221.

It is not an unprimeable number, because it can be changed into a prime (122051206187) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 36760752 + ... + 36764071.

It is an arithmetic number, because the mean of its divisors is an integer number (10808149128).

Almost surely, 2^122051206180 is an apocalyptic number.

122051206180 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

122051206180 is an abundant number, since it is smaller than the sum of its proper divisors (137344372892).

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

122051206180 is a wasteful number, since it uses less digits than its factorization.

122051206180 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 73524915 (or 73524913 counting only the distinct ones).

The product of its (nonzero) digits is 1920, while the sum is 28.

The spelling of 122051206180 in words is "one hundred twenty-two billion, fifty-one million, two hundred six thousand, one hundred eighty".