2212316643 has 16 divisors (see below), whose sum is σ = 3059366912. Its totient is φ = 1420524000.

The previous prime is 2212316627. The next prime is 2212316657. The reversal of 2212316643 is 3466132122.

It is not a de Polignac number, because 2212316643 - 2⁴ = 2212316627 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 2212316643.

It is not an unprimeable number, because it can be changed into a prime (2212316683) 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 15 ways as a sum of consecutive naturals, for example, 36748 + ... + 75993.

It is an arithmetic number, because the mean of its divisors is an integer number (191210432).

Almost surely, 2^2212316643 is an apocalyptic number.

2212316643 is a deficient number, since it is larger than the sum of its proper divisors (847050269).

2212316643 is a wasteful number, since it uses less digits than its factorization.

2212316643 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 112986.

The product of its digits is 10368, while the sum is 30.

The square root of 2212316643 is about 47035.2702022642. The cubic root of 2212316643 is about 1303.0140406900.

Adding to 2212316643 its reverse (3466132122), we get a palindrome (5678448765).

The spelling of 2212316643 in words is "two billion, two hundred twelve million, three hundred sixteen thousand, six hundred forty-three".