312132440042333 has 2 divisors, whose sum is σ = 312132440042334. Its totient is φ = 312132440042332.

The previous prime is 312132440042287. The next prime is 312132440042351. The reversal of 312132440042333 is 333240044231213.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 308110161106489 + 4022278935844 = 17553067^2 + 2005562^2 .

It is a cyclic number.

It is not a de Polignac number, because 312132440042333 - 2³⁴ = 312115260173149 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 312132440042293 and 312132440042302.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (312132440042363) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 156066220021166 + 156066220021167.

It is an arithmetic number, because the mean of its divisors is an integer number (156066220021167).

Almost surely, 2^{312132440042333} is an apocalyptic number.

It is an amenable number.

312132440042333 is a deficient number, since it is larger than the sum of its proper divisors (1).

312132440042333 is an equidigital number, since it uses as much as digits as its factorization.

312132440042333 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 124416, while the sum is 35.

Adding to 312132440042333 its reverse (333240044231213), we get a palindrome (645372484273546).

The spelling of 312132440042333 in words is "three hundred twelve trillion, one hundred thirty-two billion, four hundred forty million, forty-two thousand, three hundred thirty-three".