2331020012311 has 2 divisors, whose sum is σ = 2331020012312. Its totient is φ = 2331020012310.

The previous prime is 2331020012297. The next prime is 2331020012317. The reversal of 2331020012311 is 1132100201332.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 2331020012311 - 2¹⁵ = 2331019979543 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2331020012317) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1165510006155 + 1165510006156.

It is an arithmetic number, because the mean of its divisors is an integer number (1165510006156).

Almost surely, 2^{2331020012311} is an apocalyptic number.

2331020012311 is a deficient number, since it is larger than the sum of its proper divisors (1).

2331020012311 is an equidigital number, since it uses as much as digits as its factorization.

2331020012311 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 216, while the sum is 19.

Adding to 2331020012311 its reverse (1132100201332), we get a palindrome (3463120213643).

The spelling of 2331020012311 in words is "two trillion, three hundred thirty-one billion, twenty million, twelve thousand, three hundred eleven".