22301636660161 has 16 divisors (see below), whose sum is σ = 23625075158784. Its totient is φ = 21027477550464.

The previous prime is 22301636660137. The next prime is 22301636660179. The reversal of 22301636660161 is 16106663610322.

It is a cyclic number.

It is not a de Polignac number, because 22301636660161 - 2⁵ = 22301636660129 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (43).

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (22301636660101) 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, 75434326 + ... + 75729391.

It is an arithmetic number, because the mean of its divisors is an integer number (1476567197424).

Almost surely, 2^{22301636660161} is an apocalyptic number.

It is an amenable number.

22301636660161 is a deficient number, since it is larger than the sum of its proper divisors (1323438498623).

22301636660161 is a wasteful number, since it uses less digits than its factorization.

22301636660161 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 151163880.

The product of its (nonzero) digits is 279936, while the sum is 43.

The spelling of 22301636660161 in words is "twenty-two trillion, three hundred one billion, six hundred thirty-six million, six hundred sixty thousand, one hundred sixty-one".