2142004124 has 24 divisors (see below), whose sum is σ = 4061043168. Its totient is φ = 982693440.

The previous prime is 2142004093. The next prime is 2142004127. The reversal of 2142004124 is 4214002412.

It is a junction number, because it is equal to n+sod(n) for n = 2142004096 and 2142004105.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2142004127) 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 7 ways as a sum of consecutive naturals, for example, 114647 + ... + 132014.

It is an arithmetic number, because the mean of its divisors is an integer number (169210132).

Almost surely, 2^2142004124 is an apocalyptic number.

It is an amenable number.

2142004124 is a deficient number, since it is larger than the sum of its proper divisors (1919039044).

2142004124 is a wasteful number, since it uses less digits than its factorization.

2142004124 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 246845 (or 246843 counting only the distinct ones).

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

The square root of 2142004124 is about 46281.7904148057. The cubic root of 2142004124 is about 1289.0608961427.

Adding to 2142004124 its reverse (4214002412), we get a palindrome (6356006536).

The spelling of 2142004124 in words is "two billion, one hundred forty-two million, four thousand, one hundred twenty-four".