12210001000222 has 16 divisors (see below), whose sum is σ = 18498773284992. Its totient is φ = 6044045744160.

The previous prime is 12210001000213. The next prime is 12210001000291. The reversal of 12210001000222 is 22200010001221.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 75545473 + ... + 75706924.

It is an arithmetic number, because the mean of its divisors is an integer number (1156173330312).

Almost surely, 2^{12210001000222} is an apocalyptic number.

12210001000222 is a deficient number, since it is larger than the sum of its proper divisors (6288772284770).

12210001000222 is a wasteful number, since it uses less digits than its factorization.

12210001000222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 151252803.

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

Adding to 12210001000222 its reverse (22200010001221), we get a palindrome (34410011001443).

Subtracting 12210001000222 from its reverse (22200010001221), we obtain a palindrome (9990009000999).

It can be divided in two parts, 1221000 and 1000222, that added together give a palindrome (2221222).

The spelling of 12210001000222 in words is "twelve trillion, two hundred ten billion, one million, two hundred twenty-two", and thus it is an aban number.