12012000222120 has 128 divisors (see below), whose sum is σ = 38693171024640. Its totient is φ = 2972314849280.

The previous prime is 12012000222113. The next prime is 12012000222143. The reversal of 12012000222120 is 2122200021021.

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 12012000222120.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 41321607 + ... + 41611286.

It is an arithmetic number, because the mean of its divisors is an integer number (302290398630).

Almost surely, 2^{12012000222120} is an apocalyptic number.

12012000222120 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

12012000222120 is an abundant number, since it is smaller than the sum of its proper divisors (26681170802520).

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

12012000222120 is a wasteful number, since it uses less digits than its factorization.

12012000222120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 82932995 (or 82932991 counting only the distinct ones).

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

Adding to 12012000222120 its reverse (2122200021021), we get a palindrome (14134200243141).

The spelling of 12012000222120 in words is "twelve trillion, twelve billion, two hundred twenty-two thousand, one hundred twenty".