122021120200 has 48 divisors (see below), whose sum is σ = 324227551680. Its totient is φ = 41835812160.

The previous prime is 122021120191. The next prime is 122021120227. The reversal of 122021120200 is 2021120221.

It is a happy number.

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, 43577572 + ... + 43580371.

It is an arithmetic number, because the mean of its divisors is an integer number (6754740660).

Almost surely, 2^122021120200 is an apocalyptic number.

122021120200 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

122021120200 is an abundant number, since it is smaller than the sum of its proper divisors (202206431480).

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

122021120200 is a wasteful number, since it uses less digits than its factorization.

122021120200 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 87157966 (or 87157957 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 13.

Adding to 122021120200 its reverse (2021120221), we get a palindrome (124042240421).

The spelling of 122021120200 in words is "one hundred twenty-two billion, twenty-one million, one hundred twenty thousand, two hundred".