12202243 has 16 divisors (see below), whose sum is σ = 13646880. Its totient is φ = 10855936.

The previous prime is 12202219. The next prime is 12202249. The reversal of 12202243 is 34220221.

It is a cyclic number.

It is not a de Polignac number, because 12202243 - 2²¹ = 10105091 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (12202249) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 25896 + ... + 26362.

It is an arithmetic number, because the mean of its divisors is an integer number (852930).

Almost surely, 2^12202243 is an apocalyptic number.

12202243 is a deficient number, since it is larger than the sum of its proper divisors (1444637).

12202243 is a wasteful number, since it uses less digits than its factorization.

12202243 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 566.

The product of its (nonzero) digits is 192, while the sum is 16.

The square root of 12202243 is about 3493.1709090739. The cubic root of 12202243 is about 230.2218590189.

Adding to 12202243 its reverse (34220221), we get a palindrome (46422464).

The spelling of 12202243 in words is "twelve million, two hundred two thousand, two hundred forty-three".