243202321113 has 16 divisors (see below), whose sum is σ = 343384629696. Its totient is φ = 152579678720.

The previous prime is 243202321111. The next prime is 243202321127. The reversal of 243202321113 is 311123202342.

It is a cyclic number.

It is not a de Polignac number, because 243202321113 - 2¹ = 243202321111 is a prime.

It is not an unprimeable number, because it can be changed into a prime (243202321111) 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, 168070 + ... + 717392.

It is an arithmetic number, because the mean of its divisors is an integer number (21461539356).

Almost surely, 2^243202321113 is an apocalyptic number.

It is an amenable number.

243202321113 is a deficient number, since it is larger than the sum of its proper divisors (100182308583).

243202321113 is a wasteful number, since it uses less digits than its factorization.

243202321113 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 558024.

The product of its (nonzero) digits is 1728, while the sum is 24.

Adding to 243202321113 its reverse (311123202342), we get a palindrome (554325523455).

The spelling of 243202321113 in words is "two hundred forty-three billion, two hundred two million, three hundred twenty-one thousand, one hundred thirteen".