2311440001291 has 2 divisors, whose sum is σ = 2311440001292. Its totient is φ = 2311440001290.

The previous prime is 2311440001261. The next prime is 2311440001543. The reversal of 2311440001291 is 1921000441132.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2311440001291 - 2⁷ = 2311440001163 is a prime.

It is not a weakly prime, because it can be changed into another prime (2311440001261) 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, 1155720000645 + 1155720000646.

It is an arithmetic number, because the mean of its divisors is an integer number (1155720000646).

Almost surely, 2^{2311440001291} is an apocalyptic number.

2311440001291 is a deficient number, since it is larger than the sum of its proper divisors (1).

2311440001291 is an equidigital number, since it uses as much as digits as its factorization.

2311440001291 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1728, while the sum is 28.

The spelling of 2311440001291 in words is "two trillion, three hundred eleven billion, four hundred forty million, one thousand, two hundred ninety-one".