223021344013 has 16 divisors (see below), whose sum is σ = 259715635200. Its totient is φ = 189633620736.

The previous prime is 223021343957. The next prime is 223021344053. The reversal of 223021344013 is 310443120322.

It is not a de Polignac number, because 223021344013 - 2³⁷ = 85582390541 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 (223021344053) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 10725213 + ... + 10745986.

It is an arithmetic number, because the mean of its divisors is an integer number (16232227200).

Almost surely, 2^223021344013 is an apocalyptic number.

It is an amenable number.

223021344013 is a deficient number, since it is larger than the sum of its proper divisors (36694291187).

223021344013 is a wasteful number, since it uses less digits than its factorization.

223021344013 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21471276.

The product of its (nonzero) digits is 3456, while the sum is 25.

Adding to 223021344013 its reverse (310443120322), we get a palindrome (533464464335).

The spelling of 223021344013 in words is "two hundred twenty-three billion, twenty-one million, three hundred forty-four thousand, thirteen".