243223102 has 4 divisors (see below), whose sum is σ = 364834656. Its totient is φ = 121611550.

The previous prime is 243223069. The next prime is 243223147. The reversal of 243223102 is 201322342.

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

It is a self number, because there is not a number n which added to its sum of digits gives 243223102.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 60805774 + ... + 60805777.

It is an arithmetic number, because the mean of its divisors is an integer number (91208664).

Almost surely, 2^243223102 is an apocalyptic number.

243223102 is a deficient number, since it is larger than the sum of its proper divisors (121611554).

243223102 is a wasteful number, since it uses less digits than its factorization.

243223102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 121611553.

The product of its (nonzero) digits is 576, while the sum is 19.

The square root of 243223102 is about 15595.6116263518. The cubic root of 243223102 is about 624.2160641625.

Adding to 243223102 its reverse (201322342), we get a palindrome (444545444).

The spelling of 243223102 in words is "two hundred forty-three million, two hundred twenty-three thousand, one hundred two".