23304022400221 has 4 divisors (see below), whose sum is σ = 24317240765472. Its totient is φ = 22290804034972.

The previous prime is 23304022400203. The next prime is 23304022400227. The reversal of 23304022400221 is 12200422040332.

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 23304022400221 - 2⁷ = 23304022400093 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 (23304022400227) 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, 506609182591 + ... + 506609182636.

It is an arithmetic number, because the mean of its divisors is an integer number (6079310191368).

Almost surely, 2^{23304022400221} is an apocalyptic number.

It is an amenable number.

23304022400221 is a deficient number, since it is larger than the sum of its proper divisors (1013218365251).

23304022400221 is a wasteful number, since it uses less digits than its factorization.

23304022400221 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1013218365250.

The product of its (nonzero) digits is 4608, while the sum is 25.

Adding to 23304022400221 its reverse (12200422040332), we get a palindrome (35504444440553).

The spelling of 23304022400221 in words is "twenty-three trillion, three hundred four billion, twenty-two million, four hundred thousand, two hundred twenty-one".