12010022 has 4 divisors (see below), whose sum is σ = 18015036. Its totient is φ = 6005010.

The previous prime is 12010021. The next prime is 12010027. The reversal of 12010022 is 22001021.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 22001021 = 7 ⋅3143003.

It is a junction number, because it is equal to n+sod(n) for n = 12009991 and 12010009.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12010021) by changing a digit.

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, 3002504 + ... + 3002507.

It is an arithmetic number, because the mean of its divisors is an integer number (4503759).

Almost surely, 2^12010022 is an apocalyptic number.

12010022 is a deficient number, since it is larger than the sum of its proper divisors (6005014).

12010022 is an equidigital number, since it uses as much as digits as its factorization.

12010022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6005013.

The product of its (nonzero) digits is 8, while the sum is 8.

The square root of 12010022 is about 3465.5478643355. The cubic root of 12010022 is about 229.0065659210.

Adding to 12010022 its reverse (22001021), we get a palindrome (34011043).

Subtracting 12010022 from its reverse (22001021), we obtain a palindrome (9990999).

The spelling of 12010022 in words is "twelve million, ten thousand, twenty-two".