22202222002097 has 2 divisors, whose sum is σ = 22202222002098. Its totient is φ = 22202222002096.

The previous prime is 22202222002049. The next prime is 22202222002127. The reversal of 22202222002097 is 79020022220222.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 13382456505616 + 8819765496481 = 3658204^2 + 2969809^2 .

It is a cyclic number.

It is not a de Polignac number, because 22202222002097 - 2²² = 22202217807793 is a prime.

It is not a weakly prime, because it can be changed into another prime (22202222002297) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11101111001048 + 11101111001049.

It is an arithmetic number, because the mean of its divisors is an integer number (11101111001049).

Almost surely, 2^{22202222002097} is an apocalyptic number.

It is an amenable number.

22202222002097 is a deficient number, since it is larger than the sum of its proper divisors (1).

22202222002097 is an equidigital number, since it uses as much as digits as its factorization.

22202222002097 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 16128, while the sum is 32.

The spelling of 22202222002097 in words is "twenty-two trillion, two hundred two billion, two hundred twenty-two million, two thousand, ninety-seven".