2313121323003 has 8 divisors (see below), whose sum is σ = 3085604992848. Its totient is φ = 1541359267584.

The previous prime is 2313121322971. The next prime is 2313121323011. The reversal of 2313121323003 is 3003231213132.

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

It is not a de Polignac number, because 2313121323003 - 2⁵ = 2313121322971 is a prime.

It is a super-2 number, since 2×2313121323003² (a number of 26 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (2313121323703) 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, 180396126 + ... + 180408947.

It is an arithmetic number, because the mean of its divisors is an integer number (385700624106).

Almost surely, 2^{2313121323003} is an apocalyptic number.

2313121323003 is a deficient number, since it is larger than the sum of its proper divisors (772483669845).

2313121323003 is a wasteful number, since it uses less digits than its factorization.

2313121323003 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 360807213.

The product of its (nonzero) digits is 1944, while the sum is 24.

Adding to 2313121323003 its reverse (3003231213132), we get a palindrome (5316352536135).

The spelling of 2313121323003 in words is "two trillion, three hundred thirteen billion, one hundred twenty-one million, three hundred twenty-three thousand, three".