12120999760077 has 16 divisors (see below), whose sum is σ = 17404580473728. Its totient is φ = 7459047633600.

The previous prime is 12120999760027. The next prime is 12120999760081. The reversal of 12120999760077 is 77006799902121.

It is not a de Polignac number, because 12120999760077 - 2²⁸ = 12120731324621 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 12120999760077.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12120999760027) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 13877568 + ... + 14725110.

It is an arithmetic number, because the mean of its divisors is an integer number (1087786279608).

Almost surely, 2^{12120999760077} is an apocalyptic number.

It is an amenable number.

12120999760077 is a deficient number, since it is larger than the sum of its proper divisors (5283580713651).

12120999760077 is a wasteful number, since it uses less digits than its factorization.

12120999760077 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1214260.

The product of its (nonzero) digits is 6001128, while the sum is 60.

The spelling of 12120999760077 in words is "twelve trillion, one hundred twenty billion, nine hundred ninety-nine million, seven hundred sixty thousand, seventy-seven".