312332111012 has 6 divisors (see below), whose sum is σ = 546581194278. Its totient is φ = 156166055504.

The previous prime is 312332111011. The next prime is 312332111027. The reversal of 312332111012 is 210111233213.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 290236477696 + 22095633316 = 538736^2 + 148646^2 .

It is not an unprimeable number, because it can be changed into a prime (312332111011) by changing a digit.

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 as a sum of consecutive naturals, namely, 39041513873 + ... + 39041513880.

It is an arithmetic number, because the mean of its divisors is an integer number (91096865713).

Almost surely, 2^312332111012 is an apocalyptic number.

It is an amenable number.

312332111012 is a deficient number, since it is larger than the sum of its proper divisors (234249083266).

312332111012 is a wasteful number, since it uses less digits than its factorization.

312332111012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 78083027757 (or 78083027755 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 20.

Adding to 312332111012 its reverse (210111233213), we get a palindrome (522443344225).

The spelling of 312332111012 in words is "three hundred twelve billion, three hundred thirty-two million, one hundred eleven thousand, twelve".