2112343242 has 16 divisors (see below), whose sum is σ = 4225701312. Its totient is φ = 703945280.

The previous prime is 2112343241. The next prime is 2112343271. The reversal of 2112343242 is 2423432112.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (2112343241) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 13743 + ... + 66434.

It is an arithmetic number, because the mean of its divisors is an integer number (264106332).

Almost surely, 2^2112343242 is an apocalyptic number.

2112343242 is an abundant number, since it is smaller than the sum of its proper divisors (2113358070).

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

2112343242 is a wasteful number, since it uses less digits than its factorization.

2112343242 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 84573.

The product of its digits is 2304, while the sum is 24.

The square root of 2112343242 is about 45960.2354432612. The cubic root of 2112343242 is about 1283.0832333153.

Adding to 2112343242 its reverse (2423432112), we get a palindrome (4535775354).

The spelling of 2112343242 in words is "two billion, one hundred twelve million, three hundred forty-three thousand, two hundred forty-two".