12200221001002 has 16 divisors (see below), whose sum is σ = 18355416345000. Its totient is φ = 6081753931200.

The previous prime is 12200221000967. The next prime is 12200221001009. The reversal of 12200221001002 is 20010012200221.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 11744664848401 + 455556152601 = 3427049^2 + 674949^2 .

It is not an unprimeable number, because it can be changed into a prime (12200221001009) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3592752 + ... + 6108052.

Almost surely, 2^{12200221001002} is an apocalyptic number.

12200221001002 is a deficient number, since it is larger than the sum of its proper divisors (6155195343998).

12200221001002 is a wasteful number, since it uses less digits than its factorization.

12200221001002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2522601.

The product of its (nonzero) digits is 32, while the sum is 13.

Adding to 12200221001002 its reverse (20010012200221), we get a palindrome (32210233201223).

The spelling of 12200221001002 in words is "twelve trillion, two hundred billion, two hundred twenty-one million, one thousand, two".