12222200010002 has 4 divisors (see below), whose sum is σ = 18333300015006. Its totient is φ = 6111100005000.

The previous prime is 12222200010001. The next prime is 12222200010017. The reversal of 12222200010002 is 20001000222221.

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., 9708963678241 + 2513236331761 = 3115921^2 + 1585319^2 .

It is not an unprimeable number, because it can be changed into a prime (12222200010001) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3055550002499 + ... + 3055550002502.

Almost surely, 2^{12222200010002} is an apocalyptic number.

12222200010002 is a deficient number, since it is larger than the sum of its proper divisors (6111100005004).

12222200010002 is an equidigital number, since it uses as much as digits as its factorization.

12222200010002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6111100005003.

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

Adding to 12222200010002 its reverse (20001000222221), we get a palindrome (32223200232223).

The spelling of 12222200010002 in words is "twelve trillion, two hundred twenty-two billion, two hundred million, ten thousand, two".