10312003321123 has 4 divisors (see below), whose sum is σ = 11785146652720. Its totient is φ = 8838859989528.

The previous prime is 10312003321117. The next prime is 10312003321129. The reversal of 10312003321123 is 32112330021301.

It is a semiprime because it is the product of two primes.

It is an interprime number because it is at equal distance from previous prime (10312003321117) and next prime (10312003321129).

It is a cyclic number.

It is not a de Polignac number, because 10312003321123 - 2²⁵ = 10311969766691 is a prime.

It is a super-2 number, since 2×10312003321123² (a number of 27 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 10312003321094 and 10312003321103.

It is not an unprimeable number, because it can be changed into a prime (10312003321129) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 736571665788 + ... + 736571665801.

It is an arithmetic number, because the mean of its divisors is an integer number (2946286663180).

Almost surely, 2^{10312003321123} is an apocalyptic number.

10312003321123 is a deficient number, since it is larger than the sum of its proper divisors (1473143331597).

10312003321123 is an equidigital number, since it uses as much as digits as its factorization.

10312003321123 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1473143331596.

The product of its (nonzero) digits is 648, while the sum is 22.

Adding to 10312003321123 its reverse (32112330021301), we get a palindrome (42424333342424).

The spelling of 10312003321123 in words is "ten trillion, three hundred twelve billion, three million, three hundred twenty-one thousand, one hundred twenty-three".