10120042142 has 32 divisors (see below), whose sum is σ = 17672083200. Its totient is φ = 4256546688.

The previous prime is 10120042129. The next prime is 10120042151. The reversal of 10120042142 is 24124002101.

It is a self number, because there is not a number n which added to its sum of digits gives 10120042142.

It is a congruent number.

It is an unprimeable number.

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, 501398 + ... + 521190.

It is an arithmetic number, because the mean of its divisors is an integer number (552252600).

Almost surely, 2^10120042142 is an apocalyptic number.

10120042142 is a deficient number, since it is larger than the sum of its proper divisors (7552041058).

10120042142 is a wasteful number, since it uses less digits than its factorization.

10120042142 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20480.

The product of its (nonzero) digits is 128, while the sum is 17.

Adding to 10120042142 its reverse (24124002101), we get a palindrome (34244044243).

The spelling of 10120042142 in words is "ten billion, one hundred twenty million, forty-two thousand, one hundred forty-two".