323311331310203 has 2 divisors, whose sum is σ = 323311331310204. Its totient is φ = 323311331310202.

The previous prime is 323311331310199. The next prime is 323311331310217. The reversal of 323311331310203 is 302013133113323.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 323311331310203 - 2² = 323311331310199 is a prime.

It is a super-2 number, since 2×323311331310203² (a number of 30 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (323311331310223) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 161655665655101 + 161655665655102.

It is an arithmetic number, because the mean of its divisors is an integer number (161655665655102).

Almost surely, 2^{323311331310203} is an apocalyptic number.

323311331310203 is a deficient number, since it is larger than the sum of its proper divisors (1).

323311331310203 is an equidigital number, since it uses as much as digits as its factorization.

323311331310203 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 8748, while the sum is 29.

Adding to 323311331310203 its reverse (302013133113323), we get a palindrome (625324464423526).

The spelling of 323311331310203 in words is "three hundred twenty-three trillion, three hundred eleven billion, three hundred thirty-one million, three hundred ten thousand, two hundred three".