2031232312133 has 2 divisors, whose sum is σ = 2031232312134. Its totient is φ = 2031232312132.

The previous prime is 2031232312093. The next prime is 2031232312147. The reversal of 2031232312133 is 3312132321302.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1999347924289 + 31884387844 = 1413983^2 + 178562^2 .

It is a cyclic number.

It is not a de Polignac number, because 2031232312133 - 2⁶ = 2031232312069 is a prime.

It is a super-4 number, since 4×2031232312133⁴ (a number of 50 digits) contains 4444 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2031232312633) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1015616156066 + 1015616156067.

It is an arithmetic number, because the mean of its divisors is an integer number (1015616156067).

Almost surely, 2^{2031232312133} is an apocalyptic number.

It is an amenable number.

2031232312133 is a deficient number, since it is larger than the sum of its proper divisors (1).

2031232312133 is an equidigital number, since it uses as much as digits as its factorization.

2031232312133 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3888, while the sum is 26.

Adding to 2031232312133 its reverse (3312132321302), we get a palindrome (5343364633435).

The spelling of 2031232312133 in words is "two trillion, thirty-one billion, two hundred thirty-two million, three hundred twelve thousand, one hundred thirty-three".