2142442124 has 6 divisors (see below), whose sum is σ = 3749273724. Its totient is φ = 1071221060.

The previous prime is 2142442123. The next prime is 2142442129. The reversal of 2142442124 is 4212442412.

It is a happy number.

It is a nude number because it is divisible by every one of its digits.

It is a junction number, because it is equal to n+sod(n) for n = 2142442093 and 2142442102.

It is not an unprimeable number, because it can be changed into a prime (2142442123) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 267805262 + ... + 267805269.

It is an arithmetic number, because the mean of its divisors is an integer number (624878954).

Almost surely, 2^2142442124 is an apocalyptic number.

It is an amenable number.

2142442124 is a deficient number, since it is larger than the sum of its proper divisors (1606831600).

2142442124 is a wasteful number, since it uses less digits than its factorization.

2142442124 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 535610535 (or 535610533 counting only the distinct ones).

The product of its digits is 4096, while the sum is 26.

The square root of 2142442124 is about 46286.5220555617. The cubic root of 2142442124 is about 1289.1487531464.

Adding to 2142442124 its reverse (4212442412), we get a palindrome (6354884536).

The spelling of 2142442124 in words is "two billion, one hundred forty-two million, four hundred forty-two thousand, one hundred twenty-four".