23122201099 has 2 divisors, whose sum is σ = 23122201100. Its totient is φ = 23122201098.

The previous prime is 23122201087. The next prime is 23122201129. The reversal of 23122201099 is 99010222132.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 23122201099 - 2⁷ = 23122200971 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 23122201099.

It is not a weakly prime, because it can be changed into another prime (23122201199) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11561100549 + 11561100550.

It is an arithmetic number, because the mean of its divisors is an integer number (11561100550).

Almost surely, 2^23122201099 is an apocalyptic number.

23122201099 is a deficient number, since it is larger than the sum of its proper divisors (1).

23122201099 is an equidigital number, since it uses as much as digits as its factorization.

23122201099 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3888, while the sum is 31.

The spelling of 23122201099 in words is "twenty-three billion, one hundred twenty-two million, two hundred one thousand, ninety-nine".