202110102097 has 2 divisors, whose sum is σ = 202110102098. Its totient is φ = 202110102096.

The previous prime is 202110102079. The next prime is 202110102107. The reversal of 202110102097 is 790201011202.

Together with previous prime (202110102079) it forms an Ormiston pair, because they use the same digits, order apart.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 201848924176 + 261177921 = 449276^2 + 16161^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-202110102097 is a prime.

It is not a weakly prime, because it can be changed into another prime (202110102497) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 101055051048 + 101055051049.

It is an arithmetic number, because the mean of its divisors is an integer number (101055051049).

Almost surely, 2^202110102097 is an apocalyptic number.

It is an amenable number.

202110102097 is a deficient number, since it is larger than the sum of its proper divisors (1).

202110102097 is an equidigital number, since it uses as much as digits as its factorization.

202110102097 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 504, while the sum is 25.

Adding to 202110102097 its reverse (790201011202), we get a palindrome (992311113299).

The spelling of 202110102097 in words is "two hundred two billion, one hundred ten million, one hundred two thousand, ninety-seven".