22011343012 has 24 divisors (see below), whose sum is σ = 39919017600. Its totient is φ = 10607259936.

The previous prime is 22011343007. The next prime is 22011343037. The reversal of 22011343012 is 21034311022.

It is a happy number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 103212 + ... + 233827.

It is an arithmetic number, because the mean of its divisors is an integer number (1663292400).

Almost surely, 2^22011343012 is an apocalyptic number.

It is an amenable number.

22011343012 is a deficient number, since it is larger than the sum of its proper divisors (17907674588).

22011343012 is a wasteful number, since it uses less digits than its factorization.

22011343012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 337635 (or 337633 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 19.

Adding to 22011343012 its reverse (21034311022), we get a palindrome (43045654034).

The spelling of 22011343012 in words is "twenty-two billion, eleven million, three hundred forty-three thousand, twelve".