2100646996363 has 2 divisors, whose sum is σ = 2100646996364. Its totient is φ = 2100646996362.

The previous prime is 2100646996319. The next prime is 2100646996397. The reversal of 2100646996363 is 3636996460012.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 2100646996363 - 2²¹ = 2100644899211 is a prime.

It is not a weakly prime, because it can be changed into another prime (2100646996303) 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, 1050323498181 + 1050323498182.

It is an arithmetic number, because the mean of its divisors is an integer number (1050323498182).

Almost surely, 2^{2100646996363} is an apocalyptic number.

2100646996363 is a deficient number, since it is larger than the sum of its proper divisors (1).

2100646996363 is an equidigital number, since it uses as much as digits as its factorization.

2100646996363 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 7558272, while the sum is 55.

The spelling of 2100646996363 in words is "two trillion, one hundred billion, six hundred forty-six million, nine hundred ninety-six thousand, three hundred sixty-three".