11222200012 has 24 divisors (see below), whose sum is σ = 20604708992. Its totient is φ = 5341075200.

The previous prime is 11222199979. The next prime is 11222200027. The reversal of 11222200012 is 21000222211.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 11222199965 and 11222200001.

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, 734253 + ... + 749380.

Almost surely, 2^11222200012 is an apocalyptic number.

It is an amenable number.

11222200012 is a deficient number, since it is larger than the sum of its proper divisors (9382508980).

11222200012 is a wasteful number, since it uses less digits than its factorization.

11222200012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1483729 (or 1483727 counting only the distinct ones).

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

Adding to 11222200012 its reverse (21000222211), we get a palindrome (32222422223).

The spelling of 11222200012 in words is "eleven billion, two hundred twenty-two million, two hundred thousand, twelve".