2313111220003 has 4 divisors (see below), whose sum is σ = 2313116700448. Its totient is φ = 2313105739560.

The previous prime is 2313111219931. The next prime is 2313111220111. The reversal of 2313111220003 is 3000221113132.

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 2313111220003 - 2⁹ = 2313111219491 is a prime.

It is a super-2 number, since 2×2313111220003² (a number of 26 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2313111220703) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2049003 + ... + 2970628.

It is an arithmetic number, because the mean of its divisors is an integer number (578279175112).

Almost surely, 2^{2313111220003} is an apocalyptic number.

2313111220003 is a deficient number, since it is larger than the sum of its proper divisors (5480445).

2313111220003 is an equidigital number, since it uses as much as digits as its factorization.

2313111220003 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5480444.

The product of its (nonzero) digits is 216, while the sum is 19.

Adding to 2313111220003 its reverse (3000221113132), we get a palindrome (5313332333135).

The spelling of 2313111220003 in words is "two trillion, three hundred thirteen billion, one hundred eleven million, two hundred twenty thousand, three".