31324311203 has 2 divisors, whose sum is σ = 31324311204. Its totient is φ = 31324311202.

The previous prime is 31324311131. The next prime is 31324311247. The reversal of 31324311203 is 30211342313.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 31324311203 - 2²⁰ = 31323262627 is a prime.

It is not a weakly prime, because it can be changed into another prime (31324317203) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 15662155601 + 15662155602.

It is an arithmetic number, because the mean of its divisors is an integer number (15662155602).

Almost surely, 2^31324311203 is an apocalyptic number.

31324311203 is a deficient number, since it is larger than the sum of its proper divisors (1).

31324311203 is an equidigital number, since it uses as much as digits as its factorization.

31324311203 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1296, while the sum is 23.

Adding to 31324311203 its reverse (30211342313), we get a palindrome (61535653516).

The spelling of 31324311203 in words is "thirty-one billion, three hundred twenty-four million, three hundred eleven thousand, two hundred three".