22722270049 has 2 divisors, whose sum is σ = 22722270050. Its totient is φ = 22722270048.

The previous prime is 22722270047. The next prime is 22722270097. The reversal of 22722270049 is 94007222722.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 13581571600 + 9140698449 = 116540^2 + 95607^2 .

It is a cyclic number.

It is not a de Polignac number, because 22722270049 - 2¹ = 22722270047 is a prime.

Together with 22722270047, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (22722270047) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11361135024 + 11361135025.

It is an arithmetic number, because the mean of its divisors is an integer number (11361135025).

Almost surely, 2^22722270049 is an apocalyptic number.

It is an amenable number.

22722270049 is a deficient number, since it is larger than the sum of its proper divisors (1).

22722270049 is an equidigital number, since it uses as much as digits as its factorization.

22722270049 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 56448, while the sum is 37.

The spelling of 22722270049 in words is "twenty-two billion, seven hundred twenty-two million, two hundred seventy thousand, forty-nine".