101202199997 has 2 divisors, whose sum is σ = 101202199998. Its totient is φ = 101202199996.

The previous prime is 101202199951. The next prime is 101202200027. The reversal of 101202199997 is 799991202101.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 84552426841 + 16649773156 = 290779^2 + 129034^2 .

It is a cyclic number.

It is not a de Polignac number, because 101202199997 - 2¹⁸ = 101201937853 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (101202199937) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 50601099998 + 50601099999.

It is an arithmetic number, because the mean of its divisors is an integer number (50601099999).

Almost surely, 2^101202199997 is an apocalyptic number.

It is an amenable number.

101202199997 is a deficient number, since it is larger than the sum of its proper divisors (1).

101202199997 is an equidigital number, since it uses as much as digits as its factorization.

101202199997 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 183708, while the sum is 50.

The spelling of 101202199997 in words is "one hundred one billion, two hundred two million, one hundred ninety-nine thousand, nine hundred ninety-seven".