113123203101 has 8 divisors (see below), whose sum is σ = 167589930560. Its totient is φ = 75415468716.

The previous prime is 113123203097. The next prime is 113123203111. The reversal of 113123203101 is 101302321311.

113123203101 is a `hidden beast` number, since 1 + 1 + 31 + 2 + 320 + 310 + 1 = 666.

It is not a de Polignac number, because 113123203101 - 2² = 113123203097 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (113123203111) 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, 2094874105 + ... + 2094874158.

It is an arithmetic number, because the mean of its divisors is an integer number (20948741320).

Almost surely, 2^113123203101 is an apocalyptic number.

It is an amenable number.

113123203101 is a deficient number, since it is larger than the sum of its proper divisors (54466727459).

113123203101 is an equidigital number, since it uses as much as digits as its factorization.

113123203101 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4189748272 (or 4189748266 counting only the distinct ones).

The product of its (nonzero) digits is 108, while the sum is 18.

Adding to 113123203101 its reverse (101302321311), we get a palindrome (214425524412).

The spelling of 113123203101 in words is "one hundred thirteen billion, one hundred twenty-three million, two hundred three thousand, one hundred one".