113103120011 has 12 divisors (see below), whose sum is σ = 137289325392. Its totient is φ = 92730507408.

The previous prime is 113103119999. The next prime is 113103120041. The reversal of 113103120011 is 110021301311.

It is a happy number.

It is not a de Polignac number, because 113103120011 - 2¹⁰ = 113103118987 is a prime.

It is not an unprimeable number, because it can be changed into a prime (113103120041) 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 in 11 ways as a sum of consecutive naturals, for example, 50177720 + ... + 50179973.

It is an arithmetic number, because the mean of its divisors is an integer number (11440777116).

Almost surely, 2^113103120011 is an apocalyptic number.

113103120011 is a deficient number, since it is larger than the sum of its proper divisors (24186205381).

113103120011 is a wasteful number, since it uses less digits than its factorization.

113103120011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 100357730 (or 100357723 counting only the distinct ones).

The product of its (nonzero) digits is 18, while the sum is 14.

Adding to 113103120011 its reverse (110021301311), we get a palindrome (223124421322).

The spelling of 113103120011 in words is "one hundred thirteen billion, one hundred three million, one hundred twenty thousand, eleven".