1210003123323 has 8 divisors (see below), whose sum is σ = 1635438011728. Its totient is φ = 795618491904.

The previous prime is 1210003123261. The next prime is 1210003123331. The reversal of 1210003123323 is 3233213000121.

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

It is not a de Polignac number, because 1210003123323 - 2³⁷ = 1072564169851 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 1210003123323.

It is not an unprimeable number, because it can be changed into a prime (1210003123393) 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, 2762563990 + ... + 2762564427.

It is an arithmetic number, because the mean of its divisors is an integer number (204429751466).

Almost surely, 2^{1210003123323} is an apocalyptic number.

1210003123323 is a deficient number, since it is larger than the sum of its proper divisors (425434888405).

1210003123323 is an equidigital number, since it uses as much as digits as its factorization.

1210003123323 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5525128493.

The product of its (nonzero) digits is 648, while the sum is 21.

Adding to 1210003123323 its reverse (3233213000121), we get a palindrome (4443216123444).

The spelling of 1210003123323 in words is "one trillion, two hundred ten billion, three million, one hundred twenty-three thousand, three hundred twenty-three".