210003130120997 has 2 divisors, whose sum is σ = 210003130120998. Its totient is φ = 210003130120996.

The previous prime is 210003130120981. The next prime is 210003130121051. The reversal of 210003130120997 is 799021031300012.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 185686653102721 + 24316477018276 = 13626689^2 + 4931174^2 .

It is a cyclic number.

It is not a de Polignac number, because 210003130120997 - 2⁴ = 210003130120981 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 210003130120997.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (210003130120967) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 105001565060498 + 105001565060499.

It is an arithmetic number, because the mean of its divisors is an integer number (105001565060499).

Almost surely, 2^{210003130120997} is an apocalyptic number.

It is an amenable number.

210003130120997 is a deficient number, since it is larger than the sum of its proper divisors (1).

210003130120997 is an equidigital number, since it uses as much as digits as its factorization.

210003130120997 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 20412, while the sum is 38.

The spelling of 210003130120997 in words is "two hundred ten trillion, three billion, one hundred thirty million, one hundred twenty thousand, nine hundred ninety-seven".