12213312231203 has 4 divisors (see below), whose sum is σ = 12213325002408. Its totient is φ = 12213299460000.

The previous prime is 12213312231151. The next prime is 12213312231221. The reversal of 12213312231203 is 30213221331221.

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 12213312231203 - 2⁸ = 12213312230947 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (12213312231283) 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, 4823798 + ... + 6906203.

It is an arithmetic number, because the mean of its divisors is an integer number (3053331250602).

Almost surely, 2^{12213312231203} is an apocalyptic number.

12213312231203 is a deficient number, since it is larger than the sum of its proper divisors (12771205).

12213312231203 is a wasteful number, since it uses less digits than its factorization.

12213312231203 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12771204.

The product of its (nonzero) digits is 2592, while the sum is 26.

Adding to 12213312231203 its reverse (30213221331221), we get a palindrome (42426533562424).

The spelling of 12213312231203 in words is "twelve trillion, two hundred thirteen billion, three hundred twelve million, two hundred thirty-one thousand, two hundred three".