12001222233203 has 4 divisors (see below), whose sum is σ = 13715682552240. Its totient is φ = 10286761914168.

The previous prime is 12001222233197. The next prime is 12001222233211. The reversal of 12001222233203 is 30233222210021.

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

It is a cyclic number.

It is not a de Polignac number, because 12001222233203 - 2¹⁸ = 12001221971059 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (12001222233503) 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, 857230159508 + ... + 857230159521.

It is an arithmetic number, because the mean of its divisors is an integer number (3428920638060).

Almost surely, 2^{12001222233203} is an apocalyptic number.

12001222233203 is a deficient number, since it is larger than the sum of its proper divisors (1714460319037).

12001222233203 is an equidigital number, since it uses as much as digits as its factorization.

12001222233203 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1714460319036.

The product of its (nonzero) digits is 1728, while the sum is 23.

Adding to 12001222233203 its reverse (30233222210021), we get a palindrome (42234444443224).

The spelling of 12001222233203 in words is "twelve trillion, one billion, two hundred twenty-two million, two hundred thirty-three thousand, two hundred three".