2140042124 has 96 divisors (see below), whose sum is σ = 4497292800. Its totient is φ = 880104960.

The previous prime is 2140042111. The next prime is 2140042129. The reversal of 2140042124 is 4212400412.

It is a zygodrome in base 2.

It is a junction number, because it is equal to n+sod(n) for n = 2140042096 and 2140042105.

It is not an unprimeable number, because it can be changed into a prime (2140042129) 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 31 ways as a sum of consecutive naturals, for example, 2496704 + ... + 2497560.

It is an arithmetic number, because the mean of its divisors is an integer number (46846800).

Almost surely, 2^2140042124 is an apocalyptic number.

It is an amenable number.

2140042124 is an abundant number, since it is smaller than the sum of its proper divisors (2357250676).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2140042124 is a wasteful number, since it uses less digits than its factorization.

2140042124 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1023 (or 1021 counting only the distinct ones).

The product of its (nonzero) digits is 512, while the sum is 20.

The square root of 2140042124 is about 46260.5893174741. The cubic root of 2140042124 is about 1288.6671978544.

Adding to 2140042124 its reverse (4212400412), we get a palindrome (6352442536).

The spelling of 2140042124 in words is "two billion, one hundred forty million, forty-two thousand, one hundred twenty-four".