31100000302103 has 2 divisors, whose sum is σ = 31100000302104. Its totient is φ = 31100000302102.

The previous prime is 31100000302093. The next prime is 31100000302157. The reversal of 31100000302103 is 30120300000113.

It is a weak prime.

It is an emirp because it is prime and its reverse (30120300000113) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 31100000302103 - 2⁸ = 31100000301847 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (31100000302003) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 15550000151051 + 15550000151052.

It is an arithmetic number, because the mean of its divisors is an integer number (15550000151052).

Almost surely, 2^{31100000302103} is an apocalyptic number.

31100000302103 is a deficient number, since it is larger than the sum of its proper divisors (1).

31100000302103 is an equidigital number, since it uses as much as digits as its factorization.

31100000302103 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 54, while the sum is 14.

Adding to 31100000302103 its reverse (30120300000113), we get a palindrome (61220300302216).

The spelling of 31100000302103 in words is "thirty-one trillion, one hundred billion, three hundred two thousand, one hundred three".