10131315091 has 2 divisors, whose sum is σ = 10131315092. Its totient is φ = 10131315090.

The previous prime is 10131315083. The next prime is 10131315133. The reversal of 10131315091 is 19051313101.

It is a happy number.

10131315091 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 10131315091 - 2³ = 10131315083 is a prime.

It is not a weakly prime, because it can be changed into another prime (10131315191) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5065657545 + 5065657546.

It is an arithmetic number, because the mean of its divisors is an integer number (5065657546).

Almost surely, 2^10131315091 is an apocalyptic number.

10131315091 is a deficient number, since it is larger than the sum of its proper divisors (1).

10131315091 is an equidigital number, since it uses as much as digits as its factorization.

10131315091 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 405, while the sum is 25.

Adding to 10131315091 its reverse (19051313101), we get a palindrome (29182628192).

The spelling of 10131315091 in words is "ten billion, one hundred thirty-one million, three hundred fifteen thousand, ninety-one".