242143415520003 has 10 divisors (see below), whose sum is σ = 361720410838644. Its totient is φ = 161428943679948.

The previous prime is 242143415520001. The next prime is 242143415520029. The reversal of 242143415520003 is 300025514341242.

It is a happy number.

242143415520003 is a `hidden beast` number, since 2 + 4 + 2 + 1 + 434 + 15 + 5 + 200 + 0 + 3 = 666.

It is not a de Polignac number, because 242143415520003 - 2¹ = 242143415520001 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 242143415520003.

It is not an unprimeable number, because it can be changed into a prime (242143415520001) by changing a digit.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 1494712441401 + ... + 1494712441562.

Almost surely, 2^{242143415520003} is an apocalyptic number.

242143415520003 is a deficient number, since it is larger than the sum of its proper divisors (119576995318641).

242143415520003 is an equidigital number, since it uses as much as digits as its factorization.

242143415520003 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2989424882975 (or 2989424882966 counting only the distinct ones).

The product of its (nonzero) digits is 115200, while the sum is 36.

Adding to 242143415520003 its reverse (300025514341242), we get a palindrome (542168929861245).

The spelling of 242143415520003 in words is "two hundred forty-two trillion, one hundred forty-three billion, four hundred fifteen million, five hundred twenty thousand, three".