242403000231 has 8 divisors (see below), whose sum is σ = 369376000384. Its totient is φ = 138516000120.

The previous prime is 242403000211. The next prime is 242403000247. The reversal of 242403000231 is 132000304242.

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

It is not a de Polignac number, because 242403000231 - 2⁵ = 242403000199 is a prime.

It is a super-2 number, since 2×242403000231² (a number of 24 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (21), and also a Moran number because the ratio is a prime number: 11543000011 = 242403000231 / (2 + 4 + 2 + 4 + 0 + 3 + 0 + 0 + 0 + 2 + 3 + 1).

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 242403000198 and 242403000207.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (242403000211) 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, 5771499985 + ... + 5771500026.

It is an arithmetic number, because the mean of its divisors is an integer number (46172000048).

Almost surely, 2^242403000231 is an apocalyptic number.

242403000231 is a gapful number since it is divisible by the number (21) formed by its first and last digit.

242403000231 is a deficient number, since it is larger than the sum of its proper divisors (126973000153).

242403000231 is a wasteful number, since it uses less digits than its factorization.

242403000231 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11543000021.

The product of its (nonzero) digits is 1152, while the sum is 21.

Adding to 242403000231 its reverse (132000304242), we get a palindrome (374403304473).

The spelling of 242403000231 in words is "two hundred forty-two billion, four hundred three million, two hundred thirty-one", and thus it is an aban number.