22444143211013 has 4 divisors (see below), whose sum is σ = 22666362450828. Its totient is φ = 22221923971200.

The previous prime is 22444143210991. The next prime is 22444143211081. The reversal of 22444143211013 is 31011234144422.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 20614351331809 + 1829791879204 = 4540303^2 + 1352698^2 .

It is a cyclic number.

It is not a de Polignac number, because 22444143211013 - 2¹² = 22444143206917 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 (22444143211093) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 111109619756 + ... + 111109619957.

It is an arithmetic number, because the mean of its divisors is an integer number (5666590612707).

Almost surely, 2^{22444143211013} is an apocalyptic number.

It is an amenable number.

22444143211013 is a deficient number, since it is larger than the sum of its proper divisors (222219239815).

22444143211013 is a wasteful number, since it uses less digits than its factorization.

22444143211013 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 222219239814.

The product of its (nonzero) digits is 18432, while the sum is 32.

Adding to 22444143211013 its reverse (31011234144422), we get a palindrome (53455377355435).

The spelling of 22444143211013 in words is "twenty-two trillion, four hundred forty-four billion, one hundred forty-three million, two hundred eleven thousand, thirteen".