22113654560161 has 4 divisors (see below), whose sum is σ = 22114051010352. Its totient is φ = 22113258109972.

The previous prime is 22113654560087. The next prime is 22113654560189. The reversal of 22113654560161 is 16106545631122.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 22113654560161 - 2³⁷ = 21976215606689 is a prime.

It is a super-2 number, since 2×22113654560161² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (22113654564161) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 198141415 + ... + 198252988.

It is an arithmetic number, because the mean of its divisors is an integer number (5528512752588).

Almost surely, 2^{22113654560161} is an apocalyptic number.

It is an amenable number.

22113654560161 is a deficient number, since it is larger than the sum of its proper divisors (396450191).

22113654560161 is an equidigital number, since it uses as much as digits as its factorization.

22113654560161 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 396450190.

The product of its (nonzero) digits is 259200, while the sum is 43.

The spelling of 22113654560161 in words is "twenty-two trillion, one hundred thirteen billion, six hundred fifty-four million, five hundred sixty thousand, one hundred sixty-one".