312303400103 has 2 divisors, whose sum is σ = 312303400104. Its totient is φ = 312303400102.

The previous prime is 312303400043. The next prime is 312303400147. The reversal of 312303400103 is 301004303213.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 312303400103 - 2¹⁴ = 312303383719 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (312303400603) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 156151700051 + 156151700052.

It is an arithmetic number, because the mean of its divisors is an integer number (156151700052).

Almost surely, 2^312303400103 is an apocalyptic number.

312303400103 is a deficient number, since it is larger than the sum of its proper divisors (1).

312303400103 is an equidigital number, since it uses as much as digits as its factorization.

312303400103 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 648, while the sum is 20.

Adding to 312303400103 its reverse (301004303213), we get a palindrome (613307703316).

The spelling of 312303400103 in words is "three hundred twelve billion, three hundred three million, four hundred thousand, one hundred three".