202212243 has 6 divisors (see below), whose sum is σ = 292084364. Its totient is φ = 134808156.

The previous prime is 202212233. The next prime is 202212247. The reversal of 202212243 is 342212202.

It is not a de Polignac number, because 202212243 - 2⁵ = 202212211 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (202212247) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 11234005 + ... + 11234022.

Almost surely, 2^202212243 is an apocalyptic number.

202212243 is a deficient number, since it is larger than the sum of its proper divisors (89872121).

202212243 is a wasteful number, since it uses less digits than its factorization.

202212243 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22468033 (or 22468030 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 18.

The square root of 202212243 is about 14220.1351259403. The cubic root of 202212243 is about 586.9518586203.

Adding to 202212243 its reverse (342212202), we get a palindrome (544424445).

The spelling of 202212243 in words is "two hundred two million, two hundred twelve thousand, two hundred forty-three".