120121200220200 has 48 divisors (see below), whose sum is σ = 372375720684480. Its totient is φ = 32032320058560.

The previous prime is 120121200220199. The next prime is 120121200220223. The reversal of 120121200220200 is 2022002121021.

120121200220200 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 120121200220200.

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, 100100999584 + ... + 100101000783.

It is an arithmetic number, because the mean of its divisors is an integer number (7757827514260).

Almost surely, 2^{120121200220200} is an apocalyptic number.

120121200220200 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

120121200220200 is an abundant number, since it is smaller than the sum of its proper divisors (252254520464280).

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

120121200220200 is a wasteful number, since it uses less digits than its factorization.

120121200220200 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 200202000386 (or 200202000377 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 15.

Adding to 120121200220200 its reverse (2022002121021), we get a palindrome (122143202341221).

The spelling of 120121200220200 in words is "one hundred twenty trillion, one hundred twenty-one billion, two hundred million, two hundred twenty thousand, two hundred".