2003113011 has 8 divisors (see below), whose sum is σ = 2674376704. Its totient is φ = 1333629000.

The previous prime is 2003112977. The next prime is 2003113039. The reversal of 2003113011 is 1103113002.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a de Polignac number, because none of the positive numbers 2^k-2003113011 is a prime.

It is a super-2 number, since 2×2003113011² = 8024923469674972242, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2003113051) 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, 442291 + ... + 446796.

It is an arithmetic number, because the mean of its divisors is an integer number (334297088).

Almost surely, 2^2003113011 is an apocalyptic number.

2003113011 is a deficient number, since it is larger than the sum of its proper divisors (671263693).

2003113011 is an equidigital number, since it uses as much as digits as its factorization.

2003113011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 889841.

The product of its (nonzero) digits is 18, while the sum is 12.

The square root of 2003113011 is about 44756.1505382221. The cubic root of 2003113011 is about 1260.5744023777.

Adding to 2003113011 its reverse (1103113002), we get a palindrome (3106226013).

Subtracting from 2003113011 its reverse (1103113002), we obtain a palindrome (900000009).

The spelling of 2003113011 in words is "two billion, three million, one hundred thirteen thousand, eleven".