132666621205121 has 16 divisors (see below), whose sum is σ = 134122246286400. Its totient is φ = 131213802888000.

The previous prime is 132666621205067. The next prime is 132666621205169. The reversal of 132666621205121 is 121502126666231.

It is a cyclic number.

It is not a de Polignac number, because 132666621205121 - 2³⁰ = 132665547463297 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (132666621205171) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1520996291 + ... + 1521083511.

It is an arithmetic number, because the mean of its divisors is an integer number (8382640392900).

Almost surely, 2^{132666621205121} is an apocalyptic number.

It is an amenable number.

132666621205121 is a deficient number, since it is larger than the sum of its proper divisors (1455625081279).

132666621205121 is a wasteful number, since it uses less digits than its factorization.

132666621205121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 103120.

The product of its (nonzero) digits is 311040, while the sum is 44.

The spelling of 132666621205121 in words is "one hundred thirty-two trillion, six hundred sixty-six billion, six hundred twenty-one million, two hundred five thousand, one hundred twenty-one".