22119208512 has 112 divisors (see below), whose sum is σ = 60639960000. Its totient is φ = 7107287040.

The previous prime is 22119208477. The next prime is 22119208543. The reversal of 22119208512 is 21580291122.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3844614 + ... + 3850362.

Almost surely, 2^22119208512 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 22119208512, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (30319980000).

22119208512 is an abundant number, since it is smaller than the sum of its proper divisors (38520751488).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

22119208512 is a wasteful number, since it uses less digits than its factorization.

22119208512 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6484 (or 6474 counting only the distinct ones).

The product of its (nonzero) digits is 5760, while the sum is 33.

Adding to 22119208512 its reverse (21580291122), we get a palindrome (43699499634).

The spelling of 22119208512 in words is "twenty-two billion, one hundred nineteen million, two hundred eight thousand, five hundred twelve".