243201141111 has 16 divisors (see below), whose sum is σ = 338379275520. Its totient is φ = 155079070080.

The previous prime is 243201141097. The next prime is 243201141167. The reversal of 243201141111 is 111141102342.

It is not a de Polignac number, because 243201141111 - 2¹⁸ = 243200878967 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (243201140111) 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, 2618376 + ... + 2709666.

It is an arithmetic number, because the mean of its divisors is an integer number (21148704720).

Almost surely, 2^243201141111 is an apocalyptic number.

243201141111 is a deficient number, since it is larger than the sum of its proper divisors (95178134409).

243201141111 is a wasteful number, since it uses less digits than its factorization.

243201141111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 129926.

The product of its (nonzero) digits is 192, while the sum is 21.

Adding to 243201141111 its reverse (111141102342), we get a palindrome (354342243453).

The spelling of 243201141111 in words is "two hundred forty-three billion, two hundred one million, one hundred forty-one thousand, one hundred eleven".