113031002003 has 4 divisors (see below), whose sum is σ = 113046529128. Its totient is φ = 113015474880.

The previous prime is 113031001991. The next prime is 113031002053. The reversal of 113031002003 is 300200130311.

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

It is a cyclic number.

It is not a de Polignac number, because 113031002003 - 2¹⁶ = 113030936467 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (113031002053) 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, 7752638 + ... + 7767203.

It is an arithmetic number, because the mean of its divisors is an integer number (28261632282).

Almost surely, 2^113031002003 is an apocalyptic number.

113031002003 is a deficient number, since it is larger than the sum of its proper divisors (15527125).

113031002003 is an equidigital number, since it uses as much as digits as its factorization.

113031002003 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15527124.

The product of its (nonzero) digits is 54, while the sum is 14.

Adding to 113031002003 its reverse (300200130311), we get a palindrome (413231132314).

The spelling of 113031002003 in words is "one hundred thirteen billion, thirty-one million, two thousand, three".