120210100112100 has 36 divisors (see below), whose sum is σ = 347807889658544. Its totient is φ = 32056026696480.

The previous prime is 120210100112071. The next prime is 120210100112147. The reversal of 120210100112100 is 1211001012021.

It is a super-2 number, since 2×120210100112100² (a number of 29 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (12).

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, 200350166554 + ... + 200350167153.

Almost surely, 2^{120210100112100} is an apocalyptic number.

120210100112100 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

120210100112100 is an abundant number, since it is smaller than the sum of its proper divisors (227597789546444).

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

120210100112100 is a wasteful number, since it uses less digits than its factorization.

120210100112100 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 400700333724 (or 400700333717 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 12.

Adding to 120210100112100 its reverse (1211001012021), we get a palindrome (121421101124121).

The spelling of 120210100112100 in words is "one hundred twenty trillion, two hundred ten billion, one hundred million, one hundred twelve thousand, one hundred".