202302212243 has 4 divisors (see below), whose sum is σ = 205151539248. Its totient is φ = 199452885240.

The previous prime is 202302212221. The next prime is 202302212297. The reversal of 202302212243 is 342212203202.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 202302212243 - 2²⁶ = 202235103379 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (202302212143) 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, 1424663396 + ... + 1424663537.

It is an arithmetic number, because the mean of its divisors is an integer number (51287884812).

Almost surely, 2^202302212243 is an apocalyptic number.

202302212243 is a deficient number, since it is larger than the sum of its proper divisors (2849327005).

202302212243 is an equidigital number, since it uses as much as digits as its factorization.

202302212243 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2849327004.

The product of its (nonzero) digits is 2304, while the sum is 23.

Adding to 202302212243 its reverse (342212203202), we get a palindrome (544514415445).

The spelling of 202302212243 in words is "two hundred two billion, three hundred two million, two hundred twelve thousand, two hundred forty-three".