22044100097 has 2 divisors, whose sum is σ = 22044100098. Its totient is φ = 22044100096.

The previous prime is 22044100087. The next prime is 22044100147. The reversal of 22044100097 is 79000144022.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 16621397776 + 5422702321 = 128924^2 + 73639^2 .

It is a cyclic number.

It is not a de Polignac number, because 22044100097 - 2⁸ = 22044099841 is a prime.

It is not a weakly prime, because it can be changed into another prime (22044100007) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11022050048 + 11022050049.

It is an arithmetic number, because the mean of its divisors is an integer number (11022050049).

Almost surely, 2^22044100097 is an apocalyptic number.

It is an amenable number.

22044100097 is a deficient number, since it is larger than the sum of its proper divisors (1).

22044100097 is an equidigital number, since it uses as much as digits as its factorization.

22044100097 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 4032, while the sum is 29.

The spelling of 22044100097 in words is "twenty-two billion, forty-four million, one hundred thousand, ninety-seven".