22113223312 has 10 divisors (see below), whose sum is σ = 42844370198. Its totient is φ = 11056611648.

The previous prime is 22113223267. The next prime is 22113223343. The reversal of 22113223312 is 21332231122.

It can be written as a sum of positive squares in only one way, i.e., 21834199696 + 279023616 = 147764^2 + 16704^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 691038213 + ... + 691038244.

Almost surely, 2^22113223312 is an apocalyptic number.

It is an amenable number.

22113223312 is a deficient number, since it is larger than the sum of its proper divisors (20731146886).

22113223312 is a wasteful number, since it uses less digits than its factorization.

22113223312 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1382076465 (or 1382076459 counting only the distinct ones).

The product of its digits is 864, while the sum is 22.

Adding to 22113223312 its reverse (21332231122), we get a palindrome (43445454434).

The spelling of 22113223312 in words is "twenty-two billion, one hundred thirteen million, two hundred twenty-three thousand, three hundred twelve".