2660121805112 has 16 divisors (see below), whose sum is σ = 4988010936600. Its totient is φ = 1329985555360.

The previous prime is 2660121805069. The next prime is 2660121805123. The reversal of 2660121805112 is 2115081210662.

2660121805112 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9268214 + ... + 9550917.

Almost surely, 2^{2660121805112} is an apocalyptic number.

It is an amenable number.

2660121805112 is a deficient number, since it is larger than the sum of its proper divisors (2327889131488).

2660121805112 is a wasteful number, since it uses less digits than its factorization.

2660121805112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18836806 (or 18836802 counting only the distinct ones).

The product of its (nonzero) digits is 11520, while the sum is 35.

The spelling of 2660121805112 in words is "two trillion, six hundred sixty billion, one hundred twenty-one million, eight hundred five thousand, one hundred twelve".