2131311234233 has 8 divisors (see below), whose sum is σ = 2146680228000. Its totient is φ = 2115942752448.

The previous prime is 2131311234229. The next prime is 2131311234277. The reversal of 2131311234233 is 3324321131312.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 2131311234233 - 2² = 2131311234229 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 2131311234196 and 2131311234205.

It is not an unprimeable number, because it can be changed into a prime (2131311234293) 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 7 ways as a sum of consecutive naturals, for example, 13236593 + ... + 13396641.

It is an arithmetic number, because the mean of its divisors is an integer number (268335028500).

Almost surely, 2^{2131311234233} is an apocalyptic number.

It is an amenable number.

2131311234233 is a deficient number, since it is larger than the sum of its proper divisors (15368993767).

2131311234233 is a wasteful number, since it uses less digits than its factorization.

2131311234233 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 255991.

The product of its digits is 7776, while the sum is 29.

Adding to 2131311234233 its reverse (3324321131312), we get a palindrome (5455632365545).

The spelling of 2131311234233 in words is "two trillion, one hundred thirty-one billion, three hundred eleven million, two hundred thirty-four thousand, two hundred thirty-three".