2103322312591 has 2 divisors, whose sum is σ = 2103322312592. Its totient is φ = 2103322312590.

The previous prime is 2103322312583. The next prime is 2103322312627. The reversal of 2103322312591 is 1952132233012.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2103322312591 - 2³ = 2103322312583 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2103322312501) 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, 1051661156295 + 1051661156296.

It is an arithmetic number, because the mean of its divisors is an integer number (1051661156296).

Almost surely, 2^{2103322312591} is an apocalyptic number.

2103322312591 is a deficient number, since it is larger than the sum of its proper divisors (1).

2103322312591 is an equidigital number, since it uses as much as digits as its factorization.

2103322312591 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 19440, while the sum is 34.

The spelling of 2103322312591 in words is "two trillion, one hundred three billion, three hundred twenty-two million, three hundred twelve thousand, five hundred ninety-one".