12022099 has 4 divisors (see below), whose sum is σ = 12037464. Its totient is φ = 12006736.

The previous prime is 12022097. The next prime is 12022103. The reversal of 12022099 is 99022021.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 99022021 = 7 ⋅14146003.

It is a cyclic number.

It is not a de Polignac number, because 12022099 - 2¹ = 12022097 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (12022091) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6442 + ... + 8095.

It is an arithmetic number, because the mean of its divisors is an integer number (3009366).

Almost surely, 2^12022099 is an apocalyptic number.

12022099 is a deficient number, since it is larger than the sum of its proper divisors (15365).

12022099 is an equidigital number, since it uses as much as digits as its factorization.

12022099 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15364.

The product of its (nonzero) digits is 648, while the sum is 25.

The square root of 12022099 is about 3467.2898638562. The cubic root of 12022099 is about 229.0833014387.

The spelling of 12022099 in words is "twelve million, twenty-two thousand, ninety-nine".