122022121100 has 72 divisors (see below), whose sum is σ = 304062830400. Its totient is φ = 42036321600.

The previous prime is 122022121097. The next prime is 122022121147. The reversal of 122022121100 is 1121220221.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 2898290 + ... + 2940089.

Almost surely, 2^122022121100 is an apocalyptic number.

122022121100 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

122022121100 is an abundant number, since it is smaller than the sum of its proper divisors (182040709300).

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

122022121100 is a wasteful number, since it uses less digits than its factorization.

122022121100 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5838423 (or 5838416 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 14.

Adding to 122022121100 its reverse (1121220221), we get a palindrome (123143341321).

The spelling of 122022121100 in words is "one hundred twenty-two billion, twenty-two million, one hundred twenty-one thousand, one hundred".