312212110303 has 2 divisors, whose sum is σ = 312212110304. Its totient is φ = 312212110302.

The previous prime is 312212110241. The next prime is 312212110319. The reversal of 312212110303 is 303011212213.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-312212110303 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (312212110103) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 156106055151 + 156106055152.

It is an arithmetic number, because the mean of its divisors is an integer number (156106055152).

Almost surely, 2^312212110303 is an apocalyptic number.

312212110303 is a deficient number, since it is larger than the sum of its proper divisors (1).

312212110303 is an equidigital number, since it uses as much as digits as its factorization.

312212110303 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 216, while the sum is 19.

Adding to 312212110303 its reverse (303011212213), we get a palindrome (615223322516).

The spelling of 312212110303 in words is "three hundred twelve billion, two hundred twelve million, one hundred ten thousand, three hundred three".