12321202226 has 8 divisors (see below), whose sum is σ = 18484339584. Its totient is φ = 6159755700.

The previous prime is 12321202219. The next prime is 12321202237. The reversal of 12321202226 is 62220212321.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-3 number, since 3×12321202226³ (a number of 31 digits) contains 333 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 404330 + ... + 433733.

It is an arithmetic number, because the mean of its divisors is an integer number (2310542448).

Almost surely, 2^12321202226 is an apocalyptic number.

12321202226 is a deficient number, since it is larger than the sum of its proper divisors (6163137358).

12321202226 is an equidigital number, since it uses as much as digits as its factorization.

12321202226 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 845416.

The product of its (nonzero) digits is 1152, while the sum is 23.

Adding to 12321202226 its reverse (62220212321), we get a palindrome (74541414547).

The spelling of 12321202226 in words is "twelve billion, three hundred twenty-one million, two hundred two thousand, two hundred twenty-six".