2313121133103 has 16 divisors (see below), whose sum is σ = 3366527235456. Its totient is φ = 1401063510240.

The previous prime is 2313121133077. The next prime is 2313121133107. The reversal of 2313121133103 is 3013311213132.

It is not a de Polignac number, because 2313121133103 - 2¹⁰ = 2313121132079 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2313121133107) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 20645425 + ... + 20757162.

It is an arithmetic number, because the mean of its divisors is an integer number (210407952216).

Almost surely, 2^{2313121133103} is an apocalyptic number.

2313121133103 is a deficient number, since it is larger than the sum of its proper divisors (1053406102353).

2313121133103 is a wasteful number, since it uses less digits than its factorization.

2313121133103 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 41404294.

The product of its (nonzero) digits is 972, while the sum is 24.

Adding to 2313121133103 its reverse (3013311213132), we get a palindrome (5326432346235).

The spelling of 2313121133103 in words is "two trillion, three hundred thirteen billion, one hundred twenty-one million, one hundred thirty-three thousand, one hundred three".