122100240204 has 72 divisors (see below), whose sum is σ = 317050519968. Its totient is φ = 39591763200.

The previous prime is 122100240137. The next prime is 122100240217. The reversal of 122100240204 is 402042001221.

122100240204 is a `hidden beast` number, since 1 + 221 + 0 + 0 + 240 + 204 = 666.

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

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 11512504 + ... + 11523104.

It is an arithmetic number, because the mean of its divisors is an integer number (4403479444).

Almost surely, 2^122100240204 is an apocalyptic number.

It is an amenable number.

122100240204 is an abundant number, since it is smaller than the sum of its proper divisors (194950279764).

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

122100240204 is a wasteful number, since it uses less digits than its factorization.

122100240204 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19295 (or 19290 counting only the distinct ones).

The product of its (nonzero) digits is 256, while the sum is 18.

Adding to 122100240204 its reverse (402042001221), we get a palindrome (524142241425).

The spelling of 122100240204 in words is "one hundred twenty-two billion, one hundred million, two hundred forty thousand, two hundred four".