3217172122 has 8 divisors (see below), whose sum is σ = 4826353536. Its totient is φ = 1608387612.

The previous prime is 3217172111. The next prime is 3217172129. The reversal of 3217172122 is 2212717123.

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

It is not an unprimeable number, because it can be changed into a prime (3217172129) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 78058 + ... + 111925.

It is an arithmetic number, because the mean of its divisors is an integer number (603294192).

Almost surely, 2^3217172122 is an apocalyptic number.

3217172122 is a deficient number, since it is larger than the sum of its proper divisors (1609181414).

3217172122 is a wasteful number, since it uses less digits than its factorization.

3217172122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 198452.

The product of its digits is 2352, while the sum is 28.

The square root of 3217172122 is about 56720.1209624944. The cubic root of 3217172122 is about 1476.2438416504.

Adding to 3217172122 its reverse (2212717123), we get a palindrome (5429889245).

The spelling of 3217172122 in words is "three billion, two hundred seventeen million, one hundred seventy-two thousand, one hundred twenty-two".