242111023243 has 4 divisors (see below), whose sum is σ = 242146514608. Its totient is φ = 242075531880.

The previous prime is 242111023199. The next prime is 242111023289. The reversal of 242111023243 is 342320111242.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 342320111242 = 2 ⋅171160055621.

It is a cyclic number.

It is not a de Polignac number, because 242111023243 - 2¹³ = 242111015051 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (242111020243) 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, 17735448 + ... + 17749093.

It is an arithmetic number, because the mean of its divisors is an integer number (60536628652).

Almost surely, 2^242111023243 is an apocalyptic number.

242111023243 is a deficient number, since it is larger than the sum of its proper divisors (35491365).

242111023243 is an equidigital number, since it uses as much as digits as its factorization.

242111023243 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 35491364.

The product of its (nonzero) digits is 2304, while the sum is 25.

Adding to 242111023243 its reverse (342320111242), we get a palindrome (584431134485).

The spelling of 242111023243 in words is "two hundred forty-two billion, one hundred eleven million, twenty-three thousand, two hundred forty-three".