23023565101217 has 4 divisors (see below), whose sum is σ = 23817481139220. Its totient is φ = 22229649063216.

The previous prime is 23023565101157. The next prime is 23023565101247. The reversal of 23023565101217 is 71210156532032.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 19808988631441 + 3214576469776 = 4450729^2 + 1792924^2 .

It is a cyclic number.

It is not a de Polignac number, because 23023565101217 - 2²⁰ = 23023564052641 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (23023565101247) 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, 396958018958 + ... + 396958019015.

It is an arithmetic number, because the mean of its divisors is an integer number (5954370284805).

Almost surely, 2^{23023565101217} is an apocalyptic number.

It is an amenable number.

23023565101217 is a deficient number, since it is larger than the sum of its proper divisors (793916038003).

23023565101217 is an equidigital number, since it uses as much as digits as its factorization.

23023565101217 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 793916038002.

The product of its (nonzero) digits is 75600, while the sum is 38.

The spelling of 23023565101217 in words is "twenty-three trillion, twenty-three billion, five hundred sixty-five million, one hundred one thousand, two hundred seventeen".