242121411203 has 4 divisors (see below), whose sum is σ = 276710184240. Its totient is φ = 207532638168.

The previous prime is 242121411163. The next prime is 242121411347. The reversal of 242121411203 is 302114121242.

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 242121411203 - 2¹⁴ = 242121394819 is a prime.

It is not an unprimeable number, because it can be changed into a prime (242121411803) 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, 17294386508 + ... + 17294386521.

It is an arithmetic number, because the mean of its divisors is an integer number (69177546060).

Almost surely, 2^242121411203 is an apocalyptic number.

242121411203 is a deficient number, since it is larger than the sum of its proper divisors (34588773037).

242121411203 is an equidigital number, since it uses as much as digits as its factorization.

242121411203 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 34588773036.

The product of its (nonzero) digits is 768, while the sum is 23.

Adding to 242121411203 its reverse (302114121242), we get a palindrome (544235532445).

The spelling of 242121411203 in words is "two hundred forty-two billion, one hundred twenty-one million, four hundred eleven thousand, two hundred three".