242443332031 has 4 divisors (see below), whose sum is σ = 244709157672. Its totient is φ = 240177506392.

The previous prime is 242443331957. The next prime is 242443332059. The reversal of 242443332031 is 130233344242.

It is a happy number.

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 242443332031 - 2⁹ = 242443331519 is a prime.

It is a super-2 number, since 2×242443332031² (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 = 242443331984 and 242443332002.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (242443332431) 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, 1132912660 + ... + 1132912873.

It is an arithmetic number, because the mean of its divisors is an integer number (61177289418).

Almost surely, 2^242443332031 is an apocalyptic number.

242443332031 is a deficient number, since it is larger than the sum of its proper divisors (2265825641).

242443332031 is a wasteful number, since it uses less digits than its factorization.

242443332031 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2265825640.

The product of its (nonzero) digits is 41472, while the sum is 31.

Adding to 242443332031 its reverse (130233344242), we get a palindrome (372676676273).

The spelling of 242443332031 in words is "two hundred forty-two billion, four hundred forty-three million, three hundred thirty-two thousand, thirty-one".