122320679700 has 144 divisors (see below), whose sum is σ = 375553088064. Its totient is φ = 30632908800.

The previous prime is 122320679699. The next prime is 122320679759. The reversal of 122320679700 is 7976023221.

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 47 ways as a sum of consecutive naturals, for example, 2325087 + ... + 2377113.

It is an arithmetic number, because the mean of its divisors is an integer number (2608007556).

Almost surely, 2^122320679700 is an apocalyptic number.

122320679700 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 122320679700, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (187776544032).

122320679700 is an abundant number, since it is smaller than the sum of its proper divisors (253232408364).

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

122320679700 is a wasteful number, since it uses less digits than its factorization.

122320679700 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 52522 (or 52515 counting only the distinct ones).

The product of its (nonzero) digits is 63504, while the sum is 39.

The spelling of 122320679700 in words is "one hundred twenty-two billion, three hundred twenty million, six hundred seventy-nine thousand, seven hundred".