12264421221050 has 24 divisors (see below), whose sum is σ = 22832618307516. Its totient is φ = 4901296480640.

The previous prime is 12264421220971. The next prime is 12264421221071. The reversal of 12264421221050 is 5012212446221.

It can be written as a sum of positive squares in 6 ways, for example, as 876678288721 + 11387742932329 = 936311^2 + 3374573^2 .

It is a junction number, because it is equal to n+sod(n) for n = 12264421220998 and 12264421221016.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 111744797 + ... + 111854496.

Almost surely, 2^{12264421221050} is an apocalyptic number.

12264421221050 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

12264421221050 is a deficient number, since it is larger than the sum of its proper divisors (10568197086466).

12264421221050 is a wasteful number, since it uses less digits than its factorization.

12264421221050 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 223600402 (or 223600397 counting only the distinct ones).

The product of its (nonzero) digits is 15360, while the sum is 32.

Adding to 12264421221050 its reverse (5012212446221), we get a palindrome (17276633667271).

The spelling of 12264421221050 in words is "twelve trillion, two hundred sixty-four billion, four hundred twenty-one million, two hundred twenty-one thousand, fifty".