142002140234 has 32 divisors (see below), whose sum is σ = 222768403200. Its totient is φ = 67826116800.

The previous prime is 142002140227. The next prime is 142002140237. The reversal of 142002140234 is 432041200241.

142002140234 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (142002140237) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 978584 + ... + 1114284.

It is an arithmetic number, because the mean of its divisors is an integer number (6961512600).

Almost surely, 2^142002140234 is an apocalyptic number.

142002140234 is a deficient number, since it is larger than the sum of its proper divisors (80766262966).

142002140234 is a wasteful number, since it uses less digits than its factorization.

142002140234 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 135998.

The product of its (nonzero) digits is 1536, while the sum is 23.

Adding to 142002140234 its reverse (432041200241), we get a palindrome (574043340475).

The spelling of 142002140234 in words is "one hundred forty-two billion, two million, one hundred forty thousand, two hundred thirty-four".