242011301123 has 4 divisors (see below), whose sum is σ = 242012513928. Its totient is φ = 242010088320.

The previous prime is 242011301087. The next prime is 242011301131. The reversal of 242011301123 is 321103110242.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-242011301123 is a prime.

It is a super-2 number, since 2×242011301123² (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 242011301095 and 242011301104.

It is not an unprimeable number, because it can be changed into a prime (242011301143) 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, 228638 + ... + 732323.

It is an arithmetic number, because the mean of its divisors is an integer number (60503128482).

Almost surely, 2^242011301123 is an apocalyptic number.

242011301123 is a deficient number, since it is larger than the sum of its proper divisors (1212805).

242011301123 is an equidigital number, since it uses as much as digits as its factorization.

242011301123 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1212804.

The product of its (nonzero) digits is 288, while the sum is 20.

Adding to 242011301123 its reverse (321103110242), we get a palindrome (563114411365).

The spelling of 242011301123 in words is "two hundred forty-two billion, eleven million, three hundred one thousand, one hundred twenty-three".