22043344505051 has 4 divisors (see below), whose sum is σ = 22043354096400. Its totient is φ = 22043334913704.

The previous prime is 22043344505027. The next prime is 22043344505053. The reversal of 22043344505051 is 15050544334022.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is not a de Polignac number, because 22043344505051 - 2³⁸ = 21768466598107 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 22043344504996 and 22043344505014.

It is not an unprimeable number, because it can be changed into a prime (22043344505053) 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, 931865 + ... + 6704853.

It is an arithmetic number, because the mean of its divisors is an integer number (5510838524100).

Almost surely, 2^{22043344505051} is an apocalyptic number.

22043344505051 is a deficient number, since it is larger than the sum of its proper divisors (9591349).

22043344505051 is an equidigital number, since it uses as much as digits as its factorization.

22043344505051 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9591348.

The product of its (nonzero) digits is 288000, while the sum is 38.

Adding to 22043344505051 its reverse (15050544334022), we get a palindrome (37093888839073).

The spelling of 22043344505051 in words is "twenty-two trillion, forty-three billion, three hundred forty-four million, five hundred five thousand, fifty-one".