142100424530 has 32 divisors (see below), whose sum is σ = 259698026880. Its totient is φ = 55971610240.

The previous prime is 142100424497. The next prime is 142100424539. The reversal of 142100424530 is 35424001241.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 142100424530.

It is not an unprimeable number, because it can be changed into a prime (142100424539) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 466166 + ... + 708174.

It is an arithmetic number, because the mean of its divisors is an integer number (8115563340).

Almost surely, 2^142100424530 is an apocalyptic number.

142100424530 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

142100424530 is a deficient number, since it is larger than the sum of its proper divisors (117597602350).

142100424530 is a wasteful number, since it uses less digits than its factorization.

142100424530 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 242914.

The product of its (nonzero) digits is 3840, while the sum is 26.

Adding to 142100424530 its reverse (35424001241), we get a palindrome (177524425771).

The spelling of 142100424530 in words is "one hundred forty-two billion, one hundred million, four hundred twenty-four thousand, five hundred thirty".