22211203012 has 24 divisors (see below), whose sum is σ = 39590157600. Its totient is φ = 10900317696.

The previous prime is 22211203009. The next prime is 22211203033. The reversal of 22211203012 is 21030211222.

It is a happy number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 78564 + ... + 224932.

It is an arithmetic number, because the mean of its divisors is an integer number (1649589900).

Almost surely, 2^22211203012 is an apocalyptic number.

It is an amenable number.

22211203012 is a deficient number, since it is larger than the sum of its proper divisors (17378954588).

22211203012 is a wasteful number, since it uses less digits than its factorization.

22211203012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 147075 (or 147073 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 16.

Adding to 22211203012 its reverse (21030211222), we get a palindrome (43241414234).

The spelling of 22211203012 in words is "twenty-two billion, two hundred eleven million, two hundred three thousand, twelve".