3133111022312 has 32 divisors (see below), whose sum is σ = 5879293734600. Its totient is φ = 1565299881984.

The previous prime is 3133111022297. The next prime is 3133111022351. The reversal of 3133111022312 is 2132201113313.

It can be written as a sum of positive squares in 4 ways, for example, as 2987594713156 + 145516309156 = 1728466^2 + 381466^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 52041764 + ... + 52101932.

Almost surely, 2^{3133111022312} is an apocalyptic number.

It is an amenable number.

3133111022312 is a deficient number, since it is larger than the sum of its proper divisors (2746182712288).

3133111022312 is a wasteful number, since it uses less digits than its factorization.

3133111022312 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 65285 (or 65281 counting only the distinct ones).

The product of its (nonzero) digits is 648, while the sum is 23.

Adding to 3133111022312 its reverse (2132201113313), we get a palindrome (5265312135625).

The spelling of 3133111022312 in words is "three trillion, one hundred thirty-three billion, one hundred eleven million, twenty-two thousand, three hundred twelve".