113203312103203 has 16 divisors (see below), whose sum is σ = 130201093443520. Its totient is φ = 96412018075776.

The previous prime is 113203312103191. The next prime is 113203312103207. The reversal of 113203312103203 is 302301213302311.

It is a cyclic number.

It is not a de Polignac number, because 113203312103203 - 2¹³ = 113203312095011 is a prime.

It is a super-2 number, since 2×113203312103203² (a number of 29 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (113203312103207) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 81593125 + ... + 82968937.

It is an arithmetic number, because the mean of its divisors is an integer number (8137568340220).

Almost surely, 2^{113203312103203} is an apocalyptic number.

113203312103203 is a deficient number, since it is larger than the sum of its proper divisors (16997781340317).

113203312103203 is a wasteful number, since it uses less digits than its factorization.

113203312103203 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1450846.

The product of its (nonzero) digits is 1944, while the sum is 25.

Adding to 113203312103203 its reverse (302301213302311), we get a palindrome (415504525405514).

The spelling of 113203312103203 in words is "one hundred thirteen trillion, two hundred three billion, three hundred twelve million, one hundred three thousand, two hundred three".