12220011002 has 8 divisors (see below), whose sum is σ = 18330978996. Its totient is φ = 6109684672.

The previous prime is 12220010977. The next prime is 12220011007. The reversal of 12220011002 is 20011002221.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 10401756121 + 1818254881 = 101989^2 + 42641^2 .

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

It is not an unprimeable number, because it can be changed into a prime (12220011007) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 109583 + ... + 190914.

Almost surely, 2^12220011002 is an apocalyptic number.

12220011002 is a deficient number, since it is larger than the sum of its proper divisors (6110967994).

12220011002 is a wasteful number, since it uses less digits than its factorization.

12220011002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 320832.

The product of its (nonzero) digits is 16, while the sum is 11.

Adding to 12220011002 its reverse (20011002221), we get a palindrome (32231013223).

The spelling of 12220011002 in words is "twelve billion, two hundred twenty million, eleven thousand, two".