120222112202100 has 144 divisors (see below), whose sum is σ = 386523297800640. Its totient is φ = 32056619472000.

The previous prime is 120222112202083. The next prime is 120222112202149. The reversal of 120222112202100 is 1202211222021.

It is a happy number.

120222112202100 is a `hidden beast` number, since 1 + 2 + 0 + 22 + 211 + 220 + 210 + 0 = 666.

It is a super-2 number, since 2×120222112202100² (a number of 29 digits) contains 22 as substring.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 31465450 + ... + 35078750.

It is an arithmetic number, because the mean of its divisors is an integer number (2684189568060).

Almost surely, 2^{120222112202100} is an apocalyptic number.

120222112202100 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

120222112202100 is an abundant number, since it is smaller than the sum of its proper divisors (266301185598540).

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

120222112202100 is a wasteful number, since it uses less digits than its factorization.

120222112202100 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3625647 (or 3625634 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 18.

Adding to 120222112202100 its reverse (1202211222021), we get a palindrome (121424323424121).

The spelling of 120222112202100 in words is "one hundred twenty trillion, two hundred twenty-two billion, one hundred twelve million, two hundred two thousand, one hundred".