12033221302 has 4 divisors (see below), whose sum is σ = 18049831956. Its totient is φ = 6016610650.

The previous prime is 12033221293. The next prime is 12033221309. The reversal of 12033221302 is 20312233021.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 20312233021 = 1129 ⋅17991349.

It is a self number, because there is not a number n which added to its sum of digits gives 12033221302.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12033221309) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3008305324 + ... + 3008305327.

It is an arithmetic number, because the mean of its divisors is an integer number (4512457989).

Almost surely, 2^12033221302 is an apocalyptic number.

12033221302 is a deficient number, since it is larger than the sum of its proper divisors (6016610654).

12033221302 is an equidigital number, since it uses as much as digits as its factorization.

12033221302 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6016610653.

The product of its (nonzero) digits is 432, while the sum is 19.

Adding to 12033221302 its reverse (20312233021), we get a palindrome (32345454323).

The spelling of 12033221302 in words is "twelve billion, thirty-three million, two hundred twenty-one thousand, three hundred two".