2122022234 has 4 divisors (see below), whose sum is σ = 3183033354. Its totient is φ = 1061011116.

The previous prime is 2122022213. The next prime is 2122022237. The reversal of 2122022234 is 4322202212.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 1833124225 + 288898009 = 42815^2 + 16997^2 .

It is not an unprimeable number, because it can be changed into a prime (2122022237) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 530505557 + ... + 530505560.

Almost surely, 2^2122022234 is an apocalyptic number.

2122022234 is a deficient number, since it is larger than the sum of its proper divisors (1061011120).

2122022234 is a wasteful number, since it uses less digits than its factorization.

2122022234 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1061011119.

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

The square root of 2122022234 is about 46065.4125564941. The cubic root of 2122022234 is about 1285.0399910843.

Adding to 2122022234 its reverse (4322202212), we get a palindrome (6444224446).

The spelling of 2122022234 in words is "two billion, one hundred twenty-two million, twenty-two thousand, two hundred thirty-four".