22770775099 has 2 divisors, whose sum is σ = 22770775100. Its totient is φ = 22770775098.

The previous prime is 22770775081. The next prime is 22770775129. The reversal of 22770775099 is 99057707722.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 22770775099 - 2⁵ = 22770775067 is a prime.

It is not a weakly prime, because it can be changed into another prime (22770775009) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11385387549 + 11385387550.

It is an arithmetic number, because the mean of its divisors is an integer number (11385387550).

Almost surely, 2^22770775099 is an apocalyptic number.

22770775099 is a deficient number, since it is larger than the sum of its proper divisors (1).

22770775099 is an equidigital number, since it uses as much as digits as its factorization.

22770775099 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3889620, while the sum is 55.

The spelling of 22770775099 in words is "twenty-two billion, seven hundred seventy million, seven hundred seventy-five thousand, ninety-nine".