2345031103123 has 4 divisors (see below), whose sum is σ = 2425894244640. Its totient is φ = 2264167961608.

The previous prime is 2345031103049. The next prime is 2345031103133. The reversal of 2345031103123 is 3213011305432.

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 2345031103123 - 2²⁹ = 2344494232211 is a prime.

It is a super-2 number, since 2×2345031103123² (a number of 26 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 2345031103091 and 2345031103100.

It is not an unprimeable number, because it can be changed into a prime (2345031103133) 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, 40431570715 + ... + 40431570772.

It is an arithmetic number, because the mean of its divisors is an integer number (606473561160).

Almost surely, 2^{2345031103123} is an apocalyptic number.

2345031103123 is a deficient number, since it is larger than the sum of its proper divisors (80863141517).

2345031103123 is an equidigital number, since it uses as much as digits as its factorization.

2345031103123 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 80863141516.

The product of its (nonzero) digits is 6480, while the sum is 28.

Adding to 2345031103123 its reverse (3213011305432), we get a palindrome (5558042408555).

The spelling of 2345031103123 in words is "two trillion, three hundred forty-five billion, thirty-one million, one hundred three thousand, one hundred twenty-three".