331131112023312 has 30 divisors (see below), whose sum is σ = 926707209343422. Its totient is φ = 110377037341056.

The previous prime is 331131112023289. The next prime is 331131112023343. The reversal of 331131112023312 is 213320211131133.

331131112023312 is a `hidden beast` number, since 3 + 3 + 1 + 1 + 311 + 12 + 0 + 2 + 331 + 2 = 666.

It can be written as a sum of positive squares in only one way, i.e., 255226313446416 + 75904798576896 = 15975804^2 + 8712336^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1149760805493 + ... + 1149760805780.

Almost surely, 2^{331131112023312} is an apocalyptic number.

It is an amenable number.

331131112023312 is an abundant number, since it is smaller than the sum of its proper divisors (595576097320110).

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

331131112023312 is a wasteful number, since it uses less digits than its factorization.

331131112023312 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2299521611287 (or 2299521611278 counting only the distinct ones).

The product of its (nonzero) digits is 1944, while the sum is 27.

Adding to 331131112023312 its reverse (213320211131133), we get a palindrome (544451323154445).

The spelling of 331131112023312 in words is "three hundred thirty-one trillion, one hundred thirty-one billion, one hundred twelve million, twenty-three thousand, three hundred twelve".