120110102100100 has 72 divisors (see below), whose sum is σ = 297875955704768. Its totient is φ = 41180205168000.

The previous prime is 120110102100097. The next prime is 120110102100101. The reversal of 120110102100100 is 1001201011021.

It is a Harshad number since it is a multiple of its sum of digits (10).

It is not an unprimeable number, because it can be changed into a prime (120110102100101) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 76109050 + ... + 77671150.

Almost surely, 2^{120110102100100} is an apocalyptic number.

120110102100100 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

120110102100100 is an abundant number, since it is smaller than the sum of its proper divisors (177765853604668).

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

120110102100100 is a wasteful number, since it uses less digits than its factorization.

120110102100100 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1671965 (or 1671958 counting only the distinct ones).

The product of its (nonzero) digits is 4, while the sum is 10.

Adding to 120110102100100 its reverse (1001201011021), we get a palindrome (121111303111121).

The spelling of 120110102100100 in words is "one hundred twenty trillion, one hundred ten billion, one hundred two million, one hundred thousand, one hundred".