333131321012 has 18 divisors (see below), whose sum is σ = 678160189602. Its totient is φ = 142770566064.

The previous prime is 333131320967. The next prime is 333131321041. The reversal of 333131321012 is 210123131333.

It can be written as a sum of positive squares in only one way, i.e., 262754659216 + 70376661796 = 512596^2 + 265286^2 .

It is a super-2 number, since 2×333131321012² (a number of 24 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 849824603 + ... + 849824994.

It is an arithmetic number, because the mean of its divisors is an integer number (37675566089).

Almost surely, 2^333131321012 is an apocalyptic number.

It is an amenable number.

333131321012 is an abundant number, since it is smaller than the sum of its proper divisors (345028868590).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

333131321012 is a wasteful number, since it uses less digits than its factorization.

333131321012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1699649615 (or 1699649606 counting only the distinct ones).

The product of its (nonzero) digits is 972, while the sum is 23.

Adding to 333131321012 its reverse (210123131333), we get a palindrome (543254452345).

The spelling of 333131321012 in words is "three hundred thirty-three billion, one hundred thirty-one million, three hundred twenty-one thousand, twelve".