2102322997 has 2 divisors, whose sum is σ = 2102322998. Its totient is φ = 2102322996.

The previous prime is 2102322973. The next prime is 2102323043. The reversal of 2102322997 is 7992232012.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1761145156 + 341177841 = 41966^2 + 18471^2 .

It is a cyclic number.

It is not a de Polignac number, because 2102322997 - 2²³ = 2093934389 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2102322907) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1051161498 + 1051161499.

It is an arithmetic number, because the mean of its divisors is an integer number (1051161499).

Almost surely, 2^2102322997 is an apocalyptic number.

It is an amenable number.

2102322997 is a deficient number, since it is larger than the sum of its proper divisors (1).

2102322997 is an equidigital number, since it uses as much as digits as its factorization.

2102322997 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 27216, while the sum is 37.

The square root of 2102322997 is about 45851.0959192907. The cubic root of 2102322997 is about 1281.0511785338.

The spelling of 2102322997 in words is "two billion, one hundred two million, three hundred twenty-two thousand, nine hundred ninety-seven".