31344403099 has 2 divisors, whose sum is σ = 31344403100. Its totient is φ = 31344403098.

The previous prime is 31344403091. The next prime is 31344403109. The reversal of 31344403099 is 99030444313.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 31344403099 - 2³ = 31344403091 is a prime.

It is not a weakly prime, because it can be changed into another prime (31344403091) 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, 15672201549 + 15672201550.

It is an arithmetic number, because the mean of its divisors is an integer number (15672201550).

Almost surely, 2^31344403099 is an apocalyptic number.

31344403099 is a deficient number, since it is larger than the sum of its proper divisors (1).

31344403099 is an equidigital number, since it uses as much as digits as its factorization.

31344403099 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 139968, while the sum is 40.

The spelling of 31344403099 in words is "thirty-one billion, three hundred forty-four million, four hundred three thousand, ninety-nine".