210110099957 has 2 divisors, whose sum is σ = 210110099958. Its totient is φ = 210110099956.

The previous prime is 210110099873. The next prime is 210110099989. The reversal of 210110099957 is 759990011012.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 158411164081 + 51698935876 = 398009^2 + 227374^2 .

It is a cyclic number.

It is not a de Polignac number, because 210110099957 - 2⁸ = 210110099701 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (210110009957) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 105055049978 + 105055049979.

It is an arithmetic number, because the mean of its divisors is an integer number (105055049979).

Almost surely, 2^210110099957 is an apocalyptic number.

It is an amenable number.

210110099957 is a deficient number, since it is larger than the sum of its proper divisors (1).

210110099957 is an equidigital number, since it uses as much as digits as its factorization.

210110099957 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 51030, while the sum is 44.

The spelling of 210110099957 in words is "two hundred ten billion, one hundred ten million, ninety-nine thousand, nine hundred fifty-seven".