323212123309499 has 2 divisors, whose sum is σ = 323212123309500. Its totient is φ = 323212123309498.

The previous prime is 323212123309457. The next prime is 323212123309519. The reversal of 323212123309499 is 994903321212323.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-323212123309499 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 323212123309499.

It is not a weakly prime, because it can be changed into another prime (323212123309429) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 161606061654749 + 161606061654750.

It is an arithmetic number, because the mean of its divisors is an integer number (161606061654750).

Almost surely, 2^{323212123309499} is an apocalyptic number.

323212123309499 is a deficient number, since it is larger than the sum of its proper divisors (1).

323212123309499 is an equidigital number, since it uses as much as digits as its factorization.

323212123309499 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3779136, while the sum is 53.

The spelling of 323212123309499 in words is "three hundred twenty-three trillion, two hundred twelve billion, one hundred twenty-three million, three hundred nine thousand, four hundred ninety-nine".