2212321606 has 16 divisors (see below), whose sum is σ = 3638361600. Its totient is φ = 1000545480.

The previous prime is 2212321567. The next prime is 2212321619. The reversal of 2212321606 is 6061232122.

2212321606 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

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, 248286 + ... + 257041.

It is an arithmetic number, because the mean of its divisors is an integer number (227397600).

Almost surely, 2^2212321606 is an apocalyptic number.

2212321606 is a deficient number, since it is larger than the sum of its proper divisors (1426039994).

2212321606 is a wasteful number, since it uses less digits than its factorization.

2212321606 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 505539.

The product of its (nonzero) digits is 1728, while the sum is 25.

The square root of 2212321606 is about 47035.3229605155. The cubic root of 2212321606 is about 1303.0150150613.

Adding to 2212321606 its reverse (6061232122), we get a palindrome (8273553728).

The spelling of 2212321606 in words is "two billion, two hundred twelve million, three hundred twenty-one thousand, six hundred six".