120120212012100 has 72 divisors (see below), whose sum is σ = 348784638625248. Its totient is φ = 31918063430400.

The previous prime is 120120212012093. The next prime is 120120212012113. The reversal of 120120212012100 is 1210212021021.

120120212012100 is digitally balanced in base 4, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a self number, because there is not a number n which added to its sum of digits gives 120120212012100.

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, 712372474 + ... + 712541073.

Almost surely, 2^{120120212012100} is an apocalyptic number.

120120212012100 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

120120212012100 is an abundant number, since it is smaller than the sum of its proper divisors (228664426613148).

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

120120212012100 is a wasteful number, since it uses less digits than its factorization.

120120212012100 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1424913845 (or 1424913838 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 15.

Adding to 120120212012100 its reverse (1210212021021), we get a palindrome (121330424033121).

The spelling of 120120212012100 in words is "one hundred twenty trillion, one hundred twenty billion, two hundred twelve million, twelve thousand, one hundred".