12210003121203 has 24 divisors (see below), whose sum is σ = 17706400414560. Its totient is φ = 8107828692480.

The previous prime is 12210003121181. The next prime is 12210003121213. The reversal of 12210003121203 is 30212130001221.

12210003121203 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 12210003121203 - 2²² = 12209998926899 is a prime.

It is not an unprimeable number, because it can be changed into a prime (12210003121213) 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, 15447273 + ... + 16218453.

It is an arithmetic number, because the mean of its divisors is an integer number (737766683940).

Almost surely, 2^{12210003121203} is an apocalyptic number.

12210003121203 is a deficient number, since it is larger than the sum of its proper divisors (5496397293357).

12210003121203 is a wasteful number, since it uses less digits than its factorization.

12210003121203 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 778139 (or 778136 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 18.

Adding to 12210003121203 its reverse (30212130001221), we get a palindrome (42422133122424).

The spelling of 12210003121203 in words is "twelve trillion, two hundred ten billion, three million, one hundred twenty-one thousand, two hundred three".