22211210200012 has 6 divisors (see below), whose sum is σ = 38869617850028. Its totient is φ = 11105605100004.

The previous prime is 22211210199991. The next prime is 22211210200079. The reversal of 22211210200012 is 21000201211222.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2776401274998 + ... + 2776401275005.

Almost surely, 2^{22211210200012} is an apocalyptic number.

It is an amenable number.

22211210200012 is a deficient number, since it is larger than the sum of its proper divisors (16658407650016).

22211210200012 is a wasteful number, since it uses less digits than its factorization.

22211210200012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5552802550007 (or 5552802550005 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 16.

Adding to 22211210200012 its reverse (21000201211222), we get a palindrome (43211411411234).

The spelling of 22211210200012 in words is "twenty-two trillion, two hundred eleven billion, two hundred ten million, two hundred thousand, twelve".