23221443113 has 6 divisors (see below), whose sum is σ = 25524396282. Its totient is φ = 21110402720.

The previous prime is 23221443107. The next prime is 23221443121. The reversal of 23221443113 is 31134412232.

It can be written as a sum of positive squares in only one way, i.e., 11770731049 + 11450712064 = 108493^2 + 107008^2 .

It is not a de Polignac number, because 23221443113 - 2¹⁴ = 23221426729 is a prime.

It is not an unprimeable number, because it can be changed into a prime (23221445113) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 95956256 + ... + 95956497.

It is an arithmetic number, because the mean of its divisors is an integer number (4254066047).

Almost surely, 2^23221443113 is an apocalyptic number.

It is an amenable number.

23221443113 is a deficient number, since it is larger than the sum of its proper divisors (2302953169).

23221443113 is a wasteful number, since it uses less digits than its factorization.

23221443113 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 191912775 (or 191912764 counting only the distinct ones).

The product of its digits is 3456, while the sum is 26.

Adding to 23221443113 its reverse (31134412232), we get a palindrome (54355855345).

The spelling of 23221443113 in words is "twenty-three billion, two hundred twenty-one million, four hundred forty-three thousand, one hundred thirteen".