101131313103 has 8 divisors (see below), whose sum is σ = 149824167600. Its totient is φ = 67420875384.

The previous prime is 101131313077. The next prime is 101131313117. The reversal of 101131313103 is 301313131101.

It is not a de Polignac number, because 101131313103 - 2²¹ = 101129215951 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (101131313183) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1872802068 + ... + 1872802121.

It is an arithmetic number, because the mean of its divisors is an integer number (18728020950).

Almost surely, 2^101131313103 is an apocalyptic number.

101131313103 is a deficient number, since it is larger than the sum of its proper divisors (48692854497).

101131313103 is an equidigital number, since it uses as much as digits as its factorization.

101131313103 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3745604198 (or 3745604192 counting only the distinct ones).

The product of its (nonzero) digits is 81, while the sum is 18.

Adding to 101131313103 its reverse (301313131101), we get a palindrome (402444444204).

The spelling of 101131313103 in words is "one hundred one billion, one hundred thirty-one million, three hundred thirteen thousand, one hundred three".