242333423421 has 16 divisors (see below), whose sum is σ = 323643902400. Its totient is φ = 161289442688.

The previous prime is 242333423419. The next prime is 242333423441. The reversal of 242333423421 is 124324333242.

It is a cyclic number.

It is not a de Polignac number, because 242333423421 - 2¹ = 242333423419 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (242333423441) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6506470 + ... + 6543608.

It is an arithmetic number, because the mean of its divisors is an integer number (20227743900).

Almost surely, 2^242333423421 is an apocalyptic number.

It is an amenable number.

242333423421 is a deficient number, since it is larger than the sum of its proper divisors (81310478979).

242333423421 is a wasteful number, since it uses less digits than its factorization.

242333423421 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 40668.

The product of its digits is 82944, while the sum is 33.

Adding to 242333423421 its reverse (124324333242), we get a palindrome (366657756663).

The spelling of 242333423421 in words is "two hundred forty-two billion, three hundred thirty-three million, four hundred twenty-three thousand, four hundred twenty-one".