242403140031 has 8 divisors (see below), whose sum is σ = 348066047280. Its totient is φ = 149171163072.

The previous prime is 242403140017. The next prime is 242403140047. The reversal of 242403140031 is 130041304242.

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

It is not a de Polignac number, because 242403140031 - 2⁶ = 242403139967 is a prime.

It is a super-2 number, since 2×242403140031² (a number of 24 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 242403139983 and 242403140010.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (242403140051) 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, 3107732526 + ... + 3107732603.

It is an arithmetic number, because the mean of its divisors is an integer number (43508255910).

Almost surely, 2^242403140031 is an apocalyptic number.

242403140031 is a deficient number, since it is larger than the sum of its proper divisors (105662907249).

242403140031 is a wasteful number, since it uses less digits than its factorization.

242403140031 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6215465145.

The product of its (nonzero) digits is 2304, while the sum is 24.

Adding to 242403140031 its reverse (130041304242), we get a palindrome (372444444273).

The spelling of 242403140031 in words is "two hundred forty-two billion, four hundred three million, one hundred forty thousand, thirty-one".