2212544317 has 16 divisors (see below), whose sum is σ = 2412748800. Its totient is φ = 2023105392.

The previous prime is 2212544297. The next prime is 2212544329. The reversal of 2212544317 is 7134452122.

It is a happy number.

It is not a de Polignac number, because 2212544317 - 2⁷ = 2212544189 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2212544017) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 22684 + ... + 70282.

It is an arithmetic number, because the mean of its divisors is an integer number (150796800).

Almost surely, 2^2212544317 is an apocalyptic number.

It is an amenable number.

2212544317 is a deficient number, since it is larger than the sum of its proper divisors (200204483).

2212544317 is a wasteful number, since it uses less digits than its factorization.

2212544317 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 47712.

The product of its digits is 13440, while the sum is 31.

The square root of 2212544317 is about 47037.6903876030. The cubic root of 2212544317 is about 1303.0587377640.

Adding to 2212544317 its reverse (7134452122), we get a palindrome (9346996439).

The spelling of 2212544317 in words is "two billion, two hundred twelve million, five hundred forty-four thousand, three hundred seventeen".