2031313353352 has 8 divisors (see below), whose sum is σ = 3808712537550. Its totient is φ = 1015656676672.

The previous prime is 2031313353347. The next prime is 2031313353359. The reversal of 2031313353352 is 2533533131302.

It can be written as a sum of positive squares in only one way, i.e., 1462034049316 + 569279304036 = 1209146^2 + 754506^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is a super-2 number, since 2×2031313353352² (a number of 25 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (2031313353359) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 126957084577 + ... + 126957084592.

Almost surely, 2^{2031313353352} is an apocalyptic number.

It is an amenable number.

2031313353352 is a deficient number, since it is larger than the sum of its proper divisors (1777399184198).

2031313353352 is a wasteful number, since it uses less digits than its factorization.

2031313353352 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 253914169175 (or 253914169171 counting only the distinct ones).

The product of its (nonzero) digits is 72900, while the sum is 34.

Adding to 2031313353352 its reverse (2533533131302), we get a palindrome (4564846484654).

The spelling of 2031313353352 in words is "two trillion, thirty-one billion, three hundred thirteen million, three hundred fifty-three thousand, three hundred fifty-two".