331333113023312 has 10 divisors (see below), whose sum is σ = 641957906482698. Its totient is φ = 165666556511648.

The previous prime is 331333113023279. The next prime is 331333113023317. The reversal of 331333113023312 is 213320311333133.

It can be written as a sum of positive squares in only one way, i.e., 185870795301136 + 145462317722176 = 13633444^2 + 12060776^2 .

It is a super-2 number, since 2×331333113023312² (a number of 30 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (331333113023317) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10354159781963 + ... + 10354159781994.

Almost surely, 2^{331333113023312} is an apocalyptic number.

It is an amenable number.

331333113023312 is a deficient number, since it is larger than the sum of its proper divisors (310624793459386).

331333113023312 is a wasteful number, since it uses less digits than its factorization.

331333113023312 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20708319563965 (or 20708319563959 counting only the distinct ones).

The product of its (nonzero) digits is 26244, while the sum is 32.

Adding to 331333113023312 its reverse (213320311333133), we get a palindrome (544653424356445).

The spelling of 331333113023312 in words is "three hundred thirty-one trillion, three hundred thirty-three billion, one hundred thirteen million, twenty-three thousand, three hundred twelve".