12222012002 has 4 divisors (see below), whose sum is σ = 18333018006. Its totient is φ = 6111006000.

The previous prime is 12222012001. The next prime is 12222012007. The reversal of 12222012002 is 20021022221.

12222012002 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 12198981601 + 23030401 = 110449^2 + 4799^2 .

It is not an unprimeable number, because it can be changed into a prime (12222012001) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3055502999 + ... + 3055503002.

Almost surely, 2^12222012002 is an apocalyptic number.

12222012002 is a deficient number, since it is larger than the sum of its proper divisors (6111006004).

12222012002 is an equidigital number, since it uses as much as digits as its factorization.

12222012002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6111006003.

The product of its (nonzero) digits is 64, while the sum is 14.

Adding to 12222012002 its reverse (20021022221), we get a palindrome (32243034223).

The spelling of 12222012002 in words is "twelve billion, two hundred twenty-two million, twelve thousand, two".