12011000222 has 16 divisors (see below), whose sum is σ = 19404425040. Its totient is φ = 5542955712.

The previous prime is 12011000201. The next prime is 12011000237. The reversal of 12011000222 is 22200011021.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 319658 + ... + 355250.

It is an arithmetic number, because the mean of its divisors is an integer number (1212776565).

Almost surely, 2^12011000222 is an apocalyptic number.

12011000222 is a deficient number, since it is larger than the sum of its proper divisors (7393424818).

12011000222 is a wasteful number, since it uses less digits than its factorization.

12011000222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 48587.

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

Adding to 12011000222 its reverse (22200011021), we get a palindrome (34211011243).

The spelling of 12011000222 in words is "twelve billion, eleven million, two hundred twenty-two", and thus it is an aban number.