12211504222 has 16 divisors (see below), whose sum is σ = 18449071344. Its totient is φ = 6061968000.

The previous prime is 12211504187. The next prime is 12211504297. The reversal of 12211504222 is 22240511221.

It is a junction number, because it is equal to n+sod(n) for n = 12211504193 and 12211504202.

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, 121272 + ... + 197812.

It is an arithmetic number, because the mean of its divisors is an integer number (1153066959).

Almost surely, 2^12211504222 is an apocalyptic number.

12211504222 is a deficient number, since it is larger than the sum of its proper divisors (6237567122).

12211504222 is a wasteful number, since it uses less digits than its factorization.

12211504222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 77115.

The product of its (nonzero) digits is 640, while the sum is 22.

The spelling of 12211504222 in words is "twelve billion, two hundred eleven million, five hundred four thousand, two hundred twenty-two".