20124240010142 has 24 divisors (see below), whose sum is σ = 32108839968504. Its totient is φ = 9457720175232.

The previous prime is 20124240010027. The next prime is 20124240010183. The reversal of 20124240010142 is 24101004242102.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 22559168 + ... + 23434259.

It is an arithmetic number, because the mean of its divisors is an integer number (1337868332021).

Almost surely, 2^{20124240010142} is an apocalyptic number.

20124240010142 is a deficient number, since it is larger than the sum of its proper divisors (11984599958362).

20124240010142 is a wasteful number, since it uses less digits than its factorization.

20124240010142 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 45994220 (or 45994203 counting only the distinct ones).

The product of its (nonzero) digits is 1024, while the sum is 23.

Adding to 20124240010142 its reverse (24101004242102), we get a palindrome (44225244252244).

The spelling of 20124240010142 in words is "twenty trillion, one hundred twenty-four billion, two hundred forty million, ten thousand, one hundred forty-two".