12229022 has 8 divisors (see below), whose sum is σ = 19754616. Its totient is φ = 5644152.

The previous prime is 12229013. The next prime is 12229043. The reversal of 12229022 is 22092221.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 12228985 and 12229003.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 235148 + ... + 235199.

It is an arithmetic number, because the mean of its divisors is an integer number (2469327).

Almost surely, 2^12229022 is an apocalyptic number.

12229022 is a deficient number, since it is larger than the sum of its proper divisors (7525594).

12229022 is a wasteful number, since it uses less digits than its factorization.

12229022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 470362.

The product of its (nonzero) digits is 288, while the sum is 20.

The square root of 12229022 is about 3497.0018587356. The cubic root of 12229022 is about 230.3901506648.

The spelling of 12229022 in words is "twelve million, two hundred twenty-nine thousand, twenty-two".