2161367136001 has 16 divisors (see below), whose sum is σ = 2180907831168. Its totient is φ = 2141875008000.

The previous prime is 2161367135999. The next prime is 2161367136011. The reversal of 2161367136001 is 1006317631612.

It is a cyclic number.

It is not a de Polignac number, because 2161367136001 - 2¹ = 2161367135999 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2161367136011) 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, 343016551 + ... + 343022851.

It is an arithmetic number, because the mean of its divisors is an integer number (136306739448).

Almost surely, 2^{2161367136001} is an apocalyptic number.

It is an amenable number.

2161367136001 is a deficient number, since it is larger than the sum of its proper divisors (19540695167).

2161367136001 is a wasteful number, since it uses less digits than its factorization.

2161367136001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9672.

The product of its (nonzero) digits is 27216, while the sum is 37.

The spelling of 2161367136001 in words is "two trillion, one hundred sixty-one billion, three hundred sixty-seven million, one hundred thirty-six thousand, one".