2031122120133 has 4 divisors (see below), whose sum is σ = 2708162826848. Its totient is φ = 1354081413420.

The previous prime is 2031122120129. The next prime is 2031122120201. The reversal of 2031122120133 is 3310212211302.

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 2031122120133 - 2² = 2031122120129 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2031122120033) 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, 338520353353 + ... + 338520353358.

It is an arithmetic number, because the mean of its divisors is an integer number (677040706712).

Almost surely, 2^{2031122120133} is an apocalyptic number.

It is an amenable number.

2031122120133 is a deficient number, since it is larger than the sum of its proper divisors (677040706715).

2031122120133 is an equidigital number, since it uses as much as digits as its factorization.

2031122120133 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 677040706714.

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

Adding to 2031122120133 its reverse (3310212211302), we get a palindrome (5341334331435).

The spelling of 2031122120133 in words is "two trillion, thirty-one billion, one hundred twenty-two million, one hundred twenty thousand, one hundred thirty-three".