312132232331303 has 2 divisors, whose sum is σ = 312132232331304. Its totient is φ = 312132232331302.

The previous prime is 312132232331291. The next prime is 312132232331333. The reversal of 312132232331303 is 303133232231213.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 312132232331303 - 2¹⁶ = 312132232265767 is a prime.

It is a Sophie Germain prime.

It is a self number, because there is not a number n which added to its sum of digits gives 312132232331303.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (312132232331333) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 156066116165651 + 156066116165652.

It is an arithmetic number, because the mean of its divisors is an integer number (156066116165652).

Almost surely, 2^{312132232331303} is an apocalyptic number.

312132232331303 is a deficient number, since it is larger than the sum of its proper divisors (1).

312132232331303 is an equidigital number, since it uses as much as digits as its factorization.

312132232331303 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 34992, while the sum is 32.

Adding to 312132232331303 its reverse (303133232231213), we get a palindrome (615265464562516).

The spelling of 312132232331303 in words is "three hundred twelve trillion, one hundred thirty-two billion, two hundred thirty-two million, three hundred thirty-one thousand, three hundred three".