312213102203047 has 2 divisors, whose sum is σ = 312213102203048. Its totient is φ = 312213102203046.

The previous prime is 312213102202921. The next prime is 312213102203153. The reversal of 312213102203047 is 740302201312213.

It is a strong prime.

It is an emirp because it is prime and its reverse (740302201312213) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 312213102203047 - 2¹⁹ = 312213101678759 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (312213102203647) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 156106551101523 + 156106551101524.

It is an arithmetic number, because the mean of its divisors is an integer number (156106551101524).

Almost surely, 2^{312213102203047} is an apocalyptic number.

312213102203047 is a deficient number, since it is larger than the sum of its proper divisors (1).

312213102203047 is an equidigital number, since it uses as much as digits as its factorization.

312213102203047 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 12096, while the sum is 31.

The spelling of 312213102203047 in words is "three hundred twelve trillion, two hundred thirteen billion, one hundred two million, two hundred three thousand, forty-seven".