222216548017 has 4 divisors (see below), whose sum is σ = 222226658416. Its totient is φ = 222206437620.

The previous prime is 222216548003. The next prime is 222216548027. The reversal of 222216548017 is 710845612222.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 710845612222 = 2 ⋅355422806111.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-222216548017 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (222216548027) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5022159 + ... + 5066212.

It is an arithmetic number, because the mean of its divisors is an integer number (55556664604).

Almost surely, 2^222216548017 is an apocalyptic number.

It is an amenable number.

222216548017 is a deficient number, since it is larger than the sum of its proper divisors (10110399).

222216548017 is a wasteful number, since it uses less digits than its factorization.

222216548017 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10110398.

The product of its (nonzero) digits is 107520, while the sum is 40.

The spelling of 222216548017 in words is "two hundred twenty-two billion, two hundred sixteen million, five hundred forty-eight thousand, seventeen".