12002200102120 has 32 divisors (see below), whose sum is σ = 27046305495720. Its totient is φ = 4793527993600.

The previous prime is 12002200102043. The next prime is 12002200102133. The reversal of 12002200102120 is 2120100220021.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 4149751964836 + 7852448137284 = 2037094^2 + 2802222^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 12002200102120.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 229725031 + ... + 229777270.

Almost surely, 2^{12002200102120} is an apocalyptic number.

12002200102120 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

12002200102120 is an abundant number, since it is smaller than the sum of its proper divisors (15044105393600).

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

12002200102120 is a wasteful number, since it uses less digits than its factorization.

12002200102120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 459502965 (or 459502961 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 13.

Adding to 12002200102120 its reverse (2120100220021), we get a palindrome (14122300322141).

The spelling of 12002200102120 in words is "twelve trillion, two billion, two hundred million, one hundred two thousand, one hundred twenty".