2121302234 has 8 divisors (see below), whose sum is σ = 3349424640. Its totient is φ = 1004827356.

The previous prime is 2121302219. The next prime is 2121302243. The reversal of 2121302234 is 4322031212.

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

It is a Curzon 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, 27911834 + ... + 27911909.

It is an arithmetic number, because the mean of its divisors is an integer number (418678080).

Almost surely, 2^2121302234 is an apocalyptic number.

2121302234 is a deficient number, since it is larger than the sum of its proper divisors (1228122406).

2121302234 is a wasteful number, since it uses less digits than its factorization.

2121302234 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 55823764.

The product of its (nonzero) digits is 576, while the sum is 20.

The square root of 2121302234 is about 46057.5969195094. The cubic root of 2121302234 is about 1284.8946370534.

Adding to 2121302234 its reverse (4322031212), we get a palindrome (6443333446).

The spelling of 2121302234 in words is "two billion, one hundred twenty-one million, three hundred two thousand, two hundred thirty-four".