242140010111 has 4 divisors (see below), whose sum is σ = 243765111000. Its totient is φ = 240514909224.

The previous prime is 242140010081. The next prime is 242140010183. The reversal of 242140010111 is 111010041242.

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 242140010111 - 2¹⁰ = 242140009087 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 242140010111.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (242140040111) 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, 812550221 + ... + 812550518.

It is an arithmetic number, because the mean of its divisors is an integer number (60941277750).

Almost surely, 2^242140010111 is an apocalyptic number.

242140010111 is a deficient number, since it is larger than the sum of its proper divisors (1625100889).

242140010111 is a wasteful number, since it uses less digits than its factorization.

242140010111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1625100888.

The product of its (nonzero) digits is 64, while the sum is 17.

Adding to 242140010111 its reverse (111010041242), we get a palindrome (353150051353).

The spelling of 242140010111 in words is "two hundred forty-two billion, one hundred forty million, ten thousand, one hundred eleven".