2311332323121 has 12 divisors (see below), whose sum is σ = 3378815124048. Its totient is φ = 1522323296664.

The previous prime is 2311332323089. The next prime is 2311332323171. The reversal of 2311332323121 is 1213232331132.

2311332323121 is a `hidden beast` number, since 2 + 3 + 1 + 1 + 332 + 323 + 1 + 2 + 1 = 666.

It is not a de Polignac number, because 2311332323121 - 2⁵ = 2311332323089 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2311332323171) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1547075775 + ... + 1547077268.

It is an arithmetic number, because the mean of its divisors is an integer number (281567927004).

Almost surely, 2^{2311332323121} is an apocalyptic number.

It is an amenable number.

2311332323121 is a deficient number, since it is larger than the sum of its proper divisors (1067482800927).

2311332323121 is a wasteful number, since it uses less digits than its factorization.

2311332323121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3094153132 (or 3094153129 counting only the distinct ones).

The product of its digits is 3888, while the sum is 27.

Adding to 2311332323121 its reverse (1213232331132), we get a palindrome (3524564654253).

The spelling of 2311332323121 in words is "two trillion, three hundred eleven billion, three hundred thirty-two million, three hundred twenty-three thousand, one hundred twenty-one".