242123052203 has 4 divisors (see below), whose sum is σ = 254866370760. Its totient is φ = 229379733648.

The previous prime is 242123052163. The next prime is 242123052217. The reversal of 242123052203 is 302250321242.

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 242123052203 - 2²⁴ = 242106274987 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (242123052253) 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, 6371659250 + ... + 6371659287.

It is an arithmetic number, because the mean of its divisors is an integer number (63716592690).

Almost surely, 2^242123052203 is an apocalyptic number.

242123052203 is a deficient number, since it is larger than the sum of its proper divisors (12743318557).

242123052203 is a wasteful number, since it uses less digits than its factorization.

242123052203 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12743318556.

The product of its (nonzero) digits is 5760, while the sum is 26.

Adding to 242123052203 its reverse (302250321242), we get a palindrome (544373373445).

The spelling of 242123052203 in words is "two hundred forty-two billion, one hundred twenty-three million, fifty-two thousand, two hundred three".