113202011023 has 4 divisors (see below), whose sum is σ = 114016414120. Its totient is φ = 112387607928.

The previous prime is 113202011017. The next prime is 113202011057. The reversal of 113202011023 is 320110202311.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-113202011023 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 113202010988 and 113202011006.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (113202011003) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 407201340 + ... + 407201617.

It is an arithmetic number, because the mean of its divisors is an integer number (28504103530).

Almost surely, 2^113202011023 is an apocalyptic number.

113202011023 is a deficient number, since it is larger than the sum of its proper divisors (814403097).

113202011023 is an equidigital number, since it uses as much as digits as its factorization.

113202011023 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 814403096.

The product of its (nonzero) digits is 72, while the sum is 16.

Adding to 113202011023 its reverse (320110202311), we get a palindrome (433312213334).

The spelling of 113202011023 in words is "one hundred thirteen billion, two hundred two million, eleven thousand, twenty-three".