23344214204221 has 4 divisors (see below), whose sum is σ = 23356758114844. Its totient is φ = 23331670293600.

The previous prime is 23344214204137. The next prime is 23344214204369. The reversal of 23344214204221 is 12240241244332.

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 160124024025 + 23184090180196 = 400155^2 + 4814986^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-23344214204221 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23344214804221) 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, 6271952520 + ... + 6271956241.

It is an arithmetic number, because the mean of its divisors is an integer number (5839189528711).

Almost surely, 2^{23344214204221} is an apocalyptic number.

It is an amenable number.

23344214204221 is a deficient number, since it is larger than the sum of its proper divisors (12543910623).

23344214204221 is a wasteful number, since it uses less digits than its factorization.

23344214204221 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12543910622.

The product of its (nonzero) digits is 73728, while the sum is 34.

Adding to 23344214204221 its reverse (12240241244332), we get a palindrome (35584455448553).

The spelling of 23344214204221 in words is "twenty-three trillion, three hundred forty-four billion, two hundred fourteen million, two hundred four thousand, two hundred twenty-one".