2031112021233 has 4 divisors (see below), whose sum is σ = 2708149361648. Its totient is φ = 1354074680820.

The previous prime is 2031112021217. The next prime is 2031112021297. The reversal of 2031112021233 is 3321202111302.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 2031112021233 - 2⁴ = 2031112021217 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2031112091233) 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, 338518670203 + ... + 338518670208.

It is an arithmetic number, because the mean of its divisors is an integer number (677037340412).

Almost surely, 2^{2031112021233} is an apocalyptic number.

It is an amenable number.

2031112021233 is a deficient number, since it is larger than the sum of its proper divisors (677037340415).

2031112021233 is an equidigital number, since it uses as much as digits as its factorization.

2031112021233 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 677037340414.

The product of its (nonzero) digits is 432, while the sum is 21.

Adding to 2031112021233 its reverse (3321202111302), we get a palindrome (5352314132535).

The spelling of 2031112021233 in words is "two trillion, thirty-one billion, one hundred twelve million, twenty-one thousand, two hundred thirty-three".