2311132331023 has 4 divisors (see below), whose sum is σ = 2311402868928. Its totient is φ = 2310861793120.

The previous prime is 2311132331017. The next prime is 2311132331051. The reversal of 2311132331023 is 3201332311132.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 2311132331023 - 2¹³ = 2311132322831 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2311132331423) 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 in 3 ways as a sum of consecutive naturals, for example, 135256138 + ... + 135273223.

It is an arithmetic number, because the mean of its divisors is an integer number (577850717232).

Almost surely, 2^{2311132331023} is an apocalyptic number.

2311132331023 is a deficient number, since it is larger than the sum of its proper divisors (270537905).

2311132331023 is an equidigital number, since it uses as much as digits as its factorization.

2311132331023 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 270537904.

The product of its (nonzero) digits is 1944, while the sum is 25.

Adding to 2311132331023 its reverse (3201332311132), we get a palindrome (5512464642155).

The spelling of 2311132331023 in words is "two trillion, three hundred eleven billion, one hundred thirty-two million, three hundred thirty-one thousand, twenty-three".