2112142124 has 6 divisors (see below), whose sum is σ = 3696248724. Its totient is φ = 1056071060.

The previous prime is 2112142111. The next prime is 2112142147. The reversal of 2112142124 is 4212412112.

It is a super-2 number, since 2×2112142124² = 8922288703950462752, which contains 22 as substring.

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 = 2112142096 and 2112142105.

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 as a sum of consecutive naturals, namely, 264017762 + ... + 264017769.

It is an arithmetic number, because the mean of its divisors is an integer number (616041454).

Almost surely, 2^2112142124 is an apocalyptic number.

It is an amenable number.

2112142124 is a deficient number, since it is larger than the sum of its proper divisors (1584106600).

2112142124 is a wasteful number, since it uses less digits than its factorization.

2112142124 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 528035535 (or 528035533 counting only the distinct ones).

The product of its digits is 256, while the sum is 20.

The square root of 2112142124 is about 45958.0474345897. The cubic root of 2112142124 is about 1283.0425108736.

Adding to 2112142124 its reverse (4212412112), we get a palindrome (6324554236).

The spelling of 2112142124 in words is "two billion, one hundred twelve million, one hundred forty-two thousand, one hundred twenty-four".