122855300 has 36 divisors (see below), whose sum is σ = 272805456. Its totient is φ = 47997600.

The previous prime is 122855279. The next prime is 122855303. The reversal of 122855300 is 3558221.

It is a self number, because there is not a number n which added to its sum of digits gives 122855300.

It is not an unprimeable number, because it can be changed into a prime (122855303) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 9986 + ... + 18585.

Almost surely, 2^122855300 is an apocalyptic number.

122855300 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

122855300 is an abundant number, since it is smaller than the sum of its proper divisors (149950156).

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

122855300 is a wasteful number, since it uses less digits than its factorization.

122855300 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28628 (or 28621 counting only the distinct ones).

The product of its (nonzero) digits is 2400, while the sum is 26.

The square root of 122855300 is about 11084.0110068513. The cubic root of 122855300 is about 497.1238876775.

The spelling of 122855300 in words is "one hundred twenty-two million, eight hundred fifty-five thousand, three hundred".