113202120113 has 4 divisors (see below), whose sum is σ = 113309830128. Its totient is φ = 113094410100.

The previous prime is 113202120089. The next prime is 113202120133. The reversal of 113202120113 is 311021202311.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 113202120113 - 2²² = 113197925809 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 113202120091 and 113202120100.

It is not an unprimeable number, because it can be changed into a prime (113202120133) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 53853431 + ... + 53855532.

It is an arithmetic number, because the mean of its divisors is an integer number (28327457532).

Almost surely, 2^113202120113 is an apocalyptic number.

It is an amenable number.

113202120113 is a deficient number, since it is larger than the sum of its proper divisors (107710015).

113202120113 is a wasteful number, since it uses less digits than its factorization.

113202120113 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 107710014.

The product of its (nonzero) digits is 72, while the sum is 17.

Adding to 113202120113 its reverse (311021202311), we get a palindrome (424223322424).

The spelling of 113202120113 in words is "one hundred thirteen billion, two hundred two million, one hundred twenty thousand, one hundred thirteen".