31266132103 has 2 divisors, whose sum is σ = 31266132104. Its totient is φ = 31266132102.

The previous prime is 31266132061. The next prime is 31266132151. The reversal of 31266132103 is 30123166213.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-31266132103 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (31266132503) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 15633066051 + 15633066052.

It is an arithmetic number, because the mean of its divisors is an integer number (15633066052).

Almost surely, 2^31266132103 is an apocalyptic number.

31266132103 is a deficient number, since it is larger than the sum of its proper divisors (1).

31266132103 is an equidigital number, since it uses as much as digits as its factorization.

31266132103 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3888, while the sum is 28.

Adding to 31266132103 its reverse (30123166213), we get a palindrome (61389298316).

The spelling of 31266132103 in words is "thirty-one billion, two hundred sixty-six million, one hundred thirty-two thousand, one hundred three".