120022123100 has 72 divisors (see below), whose sum is σ = 293922594000. Its totient is φ = 42139417600.

The previous prime is 120022123063. The next prime is 120022123127. The reversal of 120022123100 is 1321220021.

It is a happy number.

It is a super-2 number, since 2×120022123100² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

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, 1849325 + ... + 1913124.

It is an arithmetic number, because the mean of its divisors is an integer number (4082258250).

Almost surely, 2^120022123100 is an apocalyptic number.

120022123100 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

120022123100 is an abundant number, since it is smaller than the sum of its proper divisors (173900470900).

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

120022123100 is a wasteful number, since it uses less digits than its factorization.

120022123100 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3762503 (or 3762496 counting only the distinct ones).

The product of its (nonzero) digits is 48, while the sum is 14.

Adding to 120022123100 its reverse (1321220021), we get a palindrome (121343343121).

The spelling of 120022123100 in words is "one hundred twenty billion, twenty-two million, one hundred twenty-three thousand, one hundred".