12221313330203 has 4 divisors (see below), whose sum is σ = 12451904147808. Its totient is φ = 11990722512600.

The previous prime is 12221313330181. The next prime is 12221313330241. The reversal of 12221313330203 is 30203331312221.

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 12221313330203 - 2¹⁸ = 12221313068059 is a prime.

It is a super-2 number, since 2×12221313330203² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (12221313338203) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 115295408723 + ... + 115295408828.

It is an arithmetic number, because the mean of its divisors is an integer number (3112976036952).

Almost surely, 2^{12221313330203} is an apocalyptic number.

12221313330203 is a deficient number, since it is larger than the sum of its proper divisors (230590817605).

12221313330203 is an equidigital number, since it uses as much as digits as its factorization.

12221313330203 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 230590817604.

The product of its (nonzero) digits is 3888, while the sum is 26.

Adding to 12221313330203 its reverse (30203331312221), we get a palindrome (42424644642424).

The spelling of 12221313330203 in words is "twelve trillion, two hundred twenty-one billion, three hundred thirteen million, three hundred thirty thousand, two hundred three".