122400324 has 36 divisors (see below), whose sum is σ = 310251760. Its totient is φ = 40687920.

The previous prime is 122400301. The next prime is 122400331. The reversal of 122400324 is 423004221.

It is a tau number, because it is divible by the number of its divisors (36).

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a junction number, because it is equal to n+sod(n) for n = 122400297 and 122400306.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 9159 + ... + 18129.

Almost surely, 2^122400324 is an apocalyptic number.

It is an amenable number.

122400324 is an abundant number, since it is smaller than the sum of its proper divisors (187851436).

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

122400324 is a wasteful number, since it uses less digits than its factorization.

122400324 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9360 (or 9355 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 18.

The square root of 122400324 is about 11063.4679915477. The cubic root of 122400324 is about 496.5094542183.

Adding to 122400324 its reverse (423004221), we get a palindrome (545404545).

The spelling of 122400324 in words is "one hundred twenty-two million, four hundred thousand, three hundred twenty-four".