22023220012 has 12 divisors (see below), whose sum is σ = 39783881536. Its totient is φ = 10656396720.

The previous prime is 22023220007. The next prime is 22023220067. The reversal of 22023220012 is 21002232022.

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 3 ways as a sum of consecutive naturals, for example, 88803183 + ... + 88803430.

Almost surely, 2^22023220012 is an apocalyptic number.

It is an amenable number.

22023220012 is a deficient number, since it is larger than the sum of its proper divisors (17760661524).

22023220012 is a wasteful number, since it uses less digits than its factorization.

22023220012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 177606648 (or 177606646 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 16.

Adding to 22023220012 its reverse (21002232022), we get a palindrome (43025452034).

The spelling of 22023220012 in words is "twenty-two billion, twenty-three million, two hundred twenty thousand, twelve".