2031321033212 has 6 divisors (see below), whose sum is σ = 3554811808128. Its totient is φ = 1015660516604.

The previous prime is 2031321033211. The next prime is 2031321033241. The reversal of 2031321033212 is 2123301231302.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2031321033211) by changing a digit.

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 as a sum of consecutive naturals, namely, 253915129148 + ... + 253915129155.

It is an arithmetic number, because the mean of its divisors is an integer number (592468634688).

Almost surely, 2^{2031321033212} is an apocalyptic number.

It is an amenable number.

2031321033212 is a deficient number, since it is larger than the sum of its proper divisors (1523490774916).

2031321033212 is a wasteful number, since it uses less digits than its factorization.

2031321033212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 507830258307 (or 507830258305 counting only the distinct ones).

The product of its (nonzero) digits is 1296, while the sum is 23.

Adding to 2031321033212 its reverse (2123301231302), we get a palindrome (4154622264514).

The spelling of 2031321033212 in words is "two trillion, thirty-one billion, three hundred twenty-one million, thirty-three thousand, two hundred twelve".