2122120234 has 16 divisors (see below), whose sum is σ = 3629690568. Its totient is φ = 921825792.

The previous prime is 2122120229. The next prime is 2122120249. The reversal of 2122120234 is 4320212212.

It can be written as a sum of positive squares in 4 ways, for example, as 1839981025 + 282139209 = 42895^2 + 16797^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2400147 + ... + 2401030.

Almost surely, 2^2122120234 is an apocalyptic number.

2122120234 is a deficient number, since it is larger than the sum of its proper divisors (1507570334).

2122120234 is a wasteful number, since it uses less digits than its factorization.

2122120234 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4801209.

The product of its (nonzero) digits is 384, while the sum is 19.

The square root of 2122120234 is about 46066.4762490035. The cubic root of 2122120234 is about 1285.0597728407.

Adding to 2122120234 its reverse (4320212212), we get a palindrome (6442332446).

The spelling of 2122120234 in words is "two billion, one hundred twenty-two million, one hundred twenty thousand, two hundred thirty-four".