2102042234 has 32 divisors (see below), whose sum is σ = 3302208000. Its totient is φ = 1002409920.

The previous prime is 2102042221. The next prime is 2102042237. The reversal of 2102042234 is 4322402012.

It is not an unprimeable number, because it can be changed into a prime (2102042237) by changing a digit.

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 in 15 ways as a sum of consecutive naturals, for example, 1283264 + ... + 1284900.

It is an arithmetic number, because the mean of its divisors is an integer number (103194000).

Almost surely, 2^2102042234 is an apocalyptic number.

2102042234 is a deficient number, since it is larger than the sum of its proper divisors (1200165766).

2102042234 is a wasteful number, since it uses less digits than its factorization.

2102042234 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1958.

The product of its (nonzero) digits is 768, while the sum is 20.

The square root of 2102042234 is about 45848.0341345188. The cubic root of 2102042234 is about 1280.9941483209.

Adding to 2102042234 its reverse (4322402012), we get a palindrome (6424444246).

The spelling of 2102042234 in words is "two billion, one hundred two million, forty-two thousand, two hundred thirty-four".