242140440301 has 8 divisors (see below), whose sum is σ = 242323584440. Its totient is φ = 241957352448.

The previous prime is 242140440263. The next prime is 242140440307. The reversal of 242140440301 is 103044041242.

It can be written as a sum of positive squares in 4 ways, for example, as 71302884676 + 170837555625 = 267026^2 + 413325^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 242140440301 - 2⁹ = 242140439789 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (242140440307) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 12530635 + ... + 12549943.

It is an arithmetic number, because the mean of its divisors is an integer number (30290448055).

Almost surely, 2^242140440301 is an apocalyptic number.

It is an amenable number.

242140440301 is a deficient number, since it is larger than the sum of its proper divisors (183144139).

242140440301 is a wasteful number, since it uses less digits than its factorization.

242140440301 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28143.

The product of its (nonzero) digits is 3072, while the sum is 25.

Adding to 242140440301 its reverse (103044041242), we get a palindrome (345184481543).

The spelling of 242140440301 in words is "two hundred forty-two billion, one hundred forty million, four hundred forty thousand, three hundred one".