31362432103 has 2 divisors, whose sum is σ = 31362432104. Its totient is φ = 31362432102.

The previous prime is 31362432097. The next prime is 31362432113. The reversal of 31362432103 is 30123426313.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 31362432103 - 2⁵ = 31362432071 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (31362432113) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 15681216051 + 15681216052.

It is an arithmetic number, because the mean of its divisors is an integer number (15681216052).

Almost surely, 2^31362432103 is an apocalyptic number.

31362432103 is a deficient number, since it is larger than the sum of its proper divisors (1).

31362432103 is an equidigital number, since it uses as much as digits as its factorization.

31362432103 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 7776, while the sum is 28.

Adding to 31362432103 its reverse (30123426313), we get a palindrome (61485858416).

The spelling of 31362432103 in words is "thirty-one billion, three hundred sixty-two million, four hundred thirty-two thousand, one hundred three".