201002013102991 has 2 divisors, whose sum is σ = 201002013102992. Its totient is φ = 201002013102990.

The previous prime is 201002013102967. The next prime is 201002013103033. The reversal of 201002013102991 is 199201310200102.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 201002013102991 - 2¹⁵ = 201002013070223 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (201002013102941) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 100501006551495 + 100501006551496.

It is an arithmetic number, because the mean of its divisors is an integer number (100501006551496).

Almost surely, 2^{201002013102991} is an apocalyptic number.

201002013102991 is a deficient number, since it is larger than the sum of its proper divisors (1).

201002013102991 is an equidigital number, since it uses as much as digits as its factorization.

201002013102991 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1944, while the sum is 31.

The spelling of 201002013102991 in words is "two hundred one trillion, two billion, thirteen million, one hundred two thousand, nine hundred ninety-one".