12320121033003 has 8 divisors (see below), whose sum is σ = 18773517764608. Its totient is φ = 7040069161704.

The previous prime is 12320121032971. The next prime is 12320121033019. The reversal of 12320121033003 is 30033012102321.

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

It is not a de Polignac number, because 12320121033003 - 2⁵ = 12320121032971 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (21), and also a Moran number because the ratio is a prime number: 586672430143 = 12320121033003 / (1 + 2 + 3 + 2 + 0 + 1 + 2 + 1 + 0 + 3 + 3 + 0 + 0 + 3).

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (12320121033053) 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, 293336215051 + ... + 293336215092.

It is an arithmetic number, because the mean of its divisors is an integer number (2346689720576).

Almost surely, 2^{12320121033003} is an apocalyptic number.

12320121033003 is a deficient number, since it is larger than the sum of its proper divisors (6453396731605).

12320121033003 is an equidigital number, since it uses as much as digits as its factorization.

12320121033003 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 586672430153.

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

Adding to 12320121033003 its reverse (30033012102321), we get a palindrome (42353133135324).

The spelling of 12320121033003 in words is "twelve trillion, three hundred twenty billion, one hundred twenty-one million, thirty-three thousand, three".