2142134222 has 16 divisors (see below), whose sum is σ = 3249625392. Its totient is φ = 1058965440.

The previous prime is 2142134221. The next prime is 2142134227. The reversal of 2142134222 is 2224312412.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2142134221) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 101888 + ... + 121100.

It is an arithmetic number, because the mean of its divisors is an integer number (203101587).

Almost surely, 2^2142134222 is an apocalyptic number.

2142134222 is a deficient number, since it is larger than the sum of its proper divisors (1107491170).

2142134222 is a wasteful number, since it uses less digits than its factorization.

2142134222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19843.

The product of its digits is 1536, while the sum is 23.

The square root of 2142134222 is about 46283.1958922458. The cubic root of 2142134222 is about 1289.0869933301.

Adding to 2142134222 its reverse (2224312412), we get a palindrome (4366446634).

The spelling of 2142134222 in words is "two billion, one hundred forty-two million, one hundred thirty-four thousand, two hundred twenty-two".