22243512943 has 2 divisors, whose sum is σ = 22243512944. Its totient is φ = 22243512942.

The previous prime is 22243512937. The next prime is 22243513013. The reversal of 22243512943 is 34921534222.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 22243512943 - 2²⁹ = 21706642031 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (22243512913) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11121756471 + 11121756472.

It is an arithmetic number, because the mean of its divisors is an integer number (11121756472).

Almost surely, 2^22243512943 is an apocalyptic number.

22243512943 is a deficient number, since it is larger than the sum of its proper divisors (1).

22243512943 is an equidigital number, since it uses as much as digits as its factorization.

22243512943 is an evil number, because the sum of its binary digits is even.

The product of its digits is 103680, while the sum is 37.

The spelling of 22243512943 in words is "twenty-two billion, two hundred forty-three million, five hundred twelve thousand, nine hundred forty-three".