13023312421203 has 24 divisors (see below), whose sum is σ = 22443803721360. Its totient is φ = 7441892811360.

The previous prime is 13023312421181. The next prime is 13023312421277. The reversal of 13023312421203 is 30212421332031.

13023312421203 is a `hidden beast` number, since 1 + 3 + 0 + 2 + 3 + 31 + 2 + 421 + 203 = 666.

13023312421203 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 13023312421203 - 2²⁸ = 13023043985747 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is not an unprimeable number, because it can be changed into a prime (13023312421103) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 4921885458 + ... + 4921888103.

It is an arithmetic number, because the mean of its divisors is an integer number (935158488390).

Almost surely, 2^{13023312421203} is an apocalyptic number.

13023312421203 is a deficient number, since it is larger than the sum of its proper divisors (9420491300157).

13023312421203 is an equidigital number, since it uses as much as digits as its factorization.

13023312421203 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9843773584 (or 9843773571 counting only the distinct ones).

The product of its (nonzero) digits is 5184, while the sum is 27.

Adding to 13023312421203 its reverse (30212421332031), we get a palindrome (43235733753234).

The spelling of 13023312421203 in words is "thirteen trillion, twenty-three billion, three hundred twelve million, four hundred twenty-one thousand, two hundred three".