12022122 has 32 divisors (see below), whose sum is σ = 27637632. Its totient is φ = 3415104.

The previous prime is 12022103. The next prime is 12022133. The reversal of 12022122 is 22122021.

It is a junction number, because it is equal to n+sod(n) for n = 12022098 and 12022107.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 7548 + ... + 9000.

It is an arithmetic number, because the mean of its divisors is an integer number (863676).

Almost surely, 2^12022122 is an apocalyptic number.

12022122 is an abundant number, since it is smaller than the sum of its proper divisors (15615510).

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

12022122 is a wasteful number, since it uses less digits than its factorization.

12022122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1662.

The product of its (nonzero) digits is 32, while the sum is 12.

The square root of 12022122 is about 3467.2931805661. The cubic root of 12022122 is about 229.0834475283.

Adding to 12022122 its reverse (22122021), we get a palindrome (34144143).

The spelling of 12022122 in words is "twelve million, twenty-two thousand, one hundred twenty-two".