12022320 has 40 divisors (see below), whose sum is σ = 37269936. Its totient is φ = 3205888.

The previous prime is 12022313. The next prime is 12022321. The reversal of 12022320 is 2322021.

12022320 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (40).

It is a Harshad number since it is a multiple of its sum of digits (12).

It is a junction number, because it is equal to n+sod(n) for n = 12022296 and 12022305.

It is not an unprimeable number, because it can be changed into a prime (12022321) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 24807 + ... + 25286.

Almost surely, 2^12022320 is an apocalyptic number.

12022320 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

12022320 is an abundant number, since it is smaller than the sum of its proper divisors (25247616).

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

12022320 is a wasteful number, since it uses less digits than its factorization.

12022320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 50109 (or 50103 counting only the distinct ones).

The product of its (nonzero) digits is 48, while the sum is 12.

The square root of 12022320 is about 3467.3217329807. The cubic root of 12022320 is about 229.0847051619.

Adding to 12022320 its reverse (2322021), we get a palindrome (14344341).

The spelling of 12022320 in words is "twelve million, twenty-two thousand, three hundred twenty".