23221344002 has 16 divisors (see below), whose sum is σ = 34912043712. Its totient is φ = 11584026960.

The previous prime is 23221344001. The next prime is 23221344017. The reversal of 23221344002 is 20044312232.

It is not an unprimeable number, because it can be changed into a prime (23221344001) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1710413 + ... + 1723935.

It is an arithmetic number, because the mean of its divisors is an integer number (2182002732).

Almost surely, 2^23221344002 is an apocalyptic number.

23221344002 is a deficient number, since it is larger than the sum of its proper divisors (11690699710).

23221344002 is a wasteful number, since it uses less digits than its factorization.

23221344002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15433.

The product of its (nonzero) digits is 2304, while the sum is 23.

Adding to 23221344002 its reverse (20044312232), we get a palindrome (43265656234).

The spelling of 23221344002 in words is "twenty-three billion, two hundred twenty-one million, three hundred forty-four thousand, two".