12020200122120 has 64 divisors (see below), whose sum is σ = 36062849704320. Its totient is φ = 3205186758144.

The previous prime is 12020200122071. The next prime is 12020200122131. The reversal of 12020200122120 is 2122100202021.

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 12020200122120.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1187284 + ... + 5044803.

It is an arithmetic number, because the mean of its divisors is an integer number (563482026630).

Almost surely, 2^{12020200122120} is an apocalyptic number.

12020200122120 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

12020200122120 is an abundant number, since it is smaller than the sum of its proper divisors (24042649582200).

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

12020200122120 is a wasteful number, since it uses less digits than its factorization.

12020200122120 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6248174 (or 6248170 counting only the distinct ones).

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

Adding to 12020200122120 its reverse (2122100202021), we get a palindrome (14142300324141).

The spelling of 12020200122120 in words is "twelve trillion, twenty billion, two hundred million, one hundred twenty-two thousand, one hundred twenty".