12310243023403 has 4 divisors (see below), whose sum is σ = 13257184794448. Its totient is φ = 11363301252360.

The previous prime is 12310243023389. The next prime is 12310243023409. The reversal of 12310243023403 is 30432034201321.

It is a happy number.

12310243023403 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-12310243023403 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (12310243023409) 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, 473470885503 + ... + 473470885528.

It is an arithmetic number, because the mean of its divisors is an integer number (3314296198612).

Almost surely, 2^{12310243023403} is an apocalyptic number.

12310243023403 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

12310243023403 is a deficient number, since it is larger than the sum of its proper divisors (946941771045).

12310243023403 is an equidigital number, since it uses as much as digits as its factorization.

12310243023403 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 946941771044.

The product of its (nonzero) digits is 10368, while the sum is 28.

Adding to 12310243023403 its reverse (30432034201321), we get a palindrome (42742277224724).

The spelling of 12310243023403 in words is "twelve trillion, three hundred ten billion, two hundred forty-three million, twenty-three thousand, four hundred three".