23244002241221 has 4 divisors (see below), whose sum is σ = 23383187883552. Its totient is φ = 23104816598892.

The previous prime is 23244002241137. The next prime is 23244002241223. The reversal of 23244002241221 is 12214220044232.

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 23244002241221 - 2²⁶ = 23243935132357 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 (23244002241223) 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, 69592820915 + ... + 69592821248.

It is an arithmetic number, because the mean of its divisors is an integer number (5845796970888).

Almost surely, 2^{23244002241221} is an apocalyptic number.

It is an amenable number.

23244002241221 is a deficient number, since it is larger than the sum of its proper divisors (139185642331).

23244002241221 is a wasteful number, since it uses less digits than its factorization.

23244002241221 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 139185642330.

The product of its (nonzero) digits is 12288, while the sum is 29.

Adding to 23244002241221 its reverse (12214220044232), we get a palindrome (35458222285453).

The spelling of 23244002241221 in words is "twenty-three trillion, two hundred forty-four billion, two million, two hundred forty-one thousand, two hundred twenty-one".