2031332121311 has 4 divisors (see below), whose sum is σ = 2150822246112. Its totient is φ = 1911841996512.

The previous prime is 2031332121289. The next prime is 2031332121337. The reversal of 2031332121311 is 1131212331302.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2031332121311 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 (2031332121361) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 59745062375 + ... + 59745062408.

It is an arithmetic number, because the mean of its divisors is an integer number (537705561528).

Almost surely, 2^{2031332121311} is an apocalyptic number.

2031332121311 is a deficient number, since it is larger than the sum of its proper divisors (119490124801).

2031332121311 is a wasteful number, since it uses less digits than its factorization.

2031332121311 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 119490124800.

The product of its (nonzero) digits is 648, while the sum is 23.

Adding to 2031332121311 its reverse (1131212331302), we get a palindrome (3162544452613).

The spelling of 2031332121311 in words is "two trillion, thirty-one billion, three hundred thirty-two million, one hundred twenty-one thousand, three hundred eleven".