22043343979 has 2 divisors, whose sum is σ = 22043343980. Its totient is φ = 22043343978.

The previous prime is 22043343953. The next prime is 22043343991. The reversal of 22043343979 is 97934334022.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 22043343979 - 2⁹ = 22043343467 is a prime.

It is not a weakly prime, because it can be changed into another prime (22043343379) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11021671989 + 11021671990.

It is an arithmetic number, because the mean of its divisors is an integer number (11021671990).

Almost surely, 2^22043343979 is an apocalyptic number.

22043343979 is a deficient number, since it is larger than the sum of its proper divisors (1).

22043343979 is an equidigital number, since it uses as much as digits as its factorization.

22043343979 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 979776, while the sum is 46.

The spelling of 22043343979 in words is "twenty-two billion, forty-three million, three hundred forty-three thousand, nine hundred seventy-nine".