2112124342 has 8 divisors (see below), whose sum is σ = 3191312376. Its totient is φ = 1048353552.

The previous prime is 2112124337. The next prime is 2112124351. The reversal of 2112124342 is 2434212112.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×2112124342² = 8922138472137865928, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3853968 + ... + 3854515.

It is an arithmetic number, because the mean of its divisors is an integer number (398914047).

Almost surely, 2^2112124342 is an apocalyptic number.

2112124342 is a deficient number, since it is larger than the sum of its proper divisors (1079188034).

2112124342 is a wasteful number, since it uses less digits than its factorization.

2112124342 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7708622.

The product of its digits is 768, while the sum is 22.

The square root of 2112124342 is about 45957.8539751368. The cubic root of 2112124342 is about 1283.0389102437.

Adding to 2112124342 its reverse (2434212112), we get a palindrome (4546336454).

The spelling of 2112124342 in words is "two billion, one hundred twelve million, one hundred twenty-four thousand, three hundred forty-two".