12022211120 has 20 divisors (see below), whose sum is σ = 27951641040. Its totient is φ = 4808884416.

The previous prime is 12022211119. The next prime is 12022211161. The reversal of 12022211120 is 2111222021.

It is a tau number, because it is divible by the number of its divisors (20).

It is a junction number, because it is equal to n+sod(n) for n = 12022211095 and 12022211104.

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 3 ways as a sum of consecutive naturals, for example, 75138740 + ... + 75138899.

It is an arithmetic number, because the mean of its divisors is an integer number (1397582052).

Almost surely, 2^12022211120 is an apocalyptic number.

12022211120 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

12022211120 is an abundant number, since it is smaller than the sum of its proper divisors (15929429920).

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

12022211120 is a wasteful number, since it uses less digits than its factorization.

12022211120 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 150277652 (or 150277646 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 14.

Adding to 12022211120 its reverse (2111222021), we get a palindrome (14133433141).

The spelling of 12022211120 in words is "twelve billion, twenty-two million, two hundred eleven thousand, one hundred twenty".