312203033123 has 2 divisors, whose sum is σ = 312203033124. Its totient is φ = 312203033122.

The previous prime is 312203033089. The next prime is 312203033143. The reversal of 312203033123 is 321330302213.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 312203033123 - 2⁶ = 312203033059 is a prime.

It is not a weakly prime, because it can be changed into another prime (312203033143) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 156101516561 + 156101516562.

It is an arithmetic number, because the mean of its divisors is an integer number (156101516562).

Almost surely, 2^312203033123 is an apocalyptic number.

312203033123 is a deficient number, since it is larger than the sum of its proper divisors (1).

312203033123 is an equidigital number, since it uses as much as digits as its factorization.

312203033123 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1944, while the sum is 23.

Adding to 312203033123 its reverse (321330302213), we get a palindrome (633533335336).

The spelling of 312203033123 in words is "three hundred twelve billion, two hundred three million, thirty-three thousand, one hundred twenty-three".