2031322131332 has 12 divisors (see below), whose sum is σ = 3828260939916. Its totient is φ = 937533291360.

The previous prime is 2031322131323. The next prime is 2031322131341. The reversal of 2031322131332 is 2331312231302.

It is an interprime number because it is at equal distance from previous prime (2031322131323) and next prime (2031322131341).

It can be written as a sum of positive squares in 2 ways, for example, as 98204517376 + 1933117613956 = 313376^2 + 1390366^2 .

It is a Harshad number since it is a multiple of its sum of digits (26).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 19531943519 + ... + 19531943622.

It is an arithmetic number, because the mean of its divisors is an integer number (319021744993).

Almost surely, 2^{2031322131332} is an apocalyptic number.

It is an amenable number.

2031322131332 is a deficient number, since it is larger than the sum of its proper divisors (1796938808584).

2031322131332 is a wasteful number, since it uses less digits than its factorization.

2031322131332 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 39063887158 (or 39063887156 counting only the distinct ones).

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

Adding to 2031322131332 its reverse (2331312231302), we get a palindrome (4362634362634).

The spelling of 2031322131332 in words is "two trillion, thirty-one billion, three hundred twenty-two million, one hundred thirty-one thousand, three hundred thirty-two".