2112422066 has 4 divisors (see below), whose sum is σ = 3168633102. Its totient is φ = 1056211032.

The previous prime is 2112422063. The next prime is 2112422101. The reversal of 2112422066 is 6602242112.

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., 1984257025 + 128165041 = 44545^2 + 11321^2 .

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (2112422063) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 528105515 + ... + 528105518.

Almost surely, 2^2112422066 is an apocalyptic number.

2112422066 is a deficient number, since it is larger than the sum of its proper divisors (1056211036).

2112422066 is a wasteful number, since it uses less digits than its factorization.

2112422066 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1056211035.

The product of its (nonzero) digits is 2304, while the sum is 26.

The square root of 2112422066 is about 45961.0929591541. The cubic root of 2112422066 is about 1283.0991929209.

Adding to 2112422066 its reverse (6602242112), we get a palindrome (8714664178).

The spelling of 2112422066 in words is "two billion, one hundred twelve million, four hundred twenty-two thousand, sixty-six".