22117016 has 16 divisors (see below), whose sum is σ = 41620200. Its totient is φ = 11018304.

The previous prime is 22117013. The next prime is 22117021. The reversal of 22117016 is 61071122.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22117013) 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, 2621 + ... + 7148.

Almost surely, 2^22117016 is an apocalyptic number.

It is an amenable number.

22117016 is a deficient number, since it is larger than the sum of its proper divisors (19503184).

22117016 is a wasteful number, since it uses less digits than its factorization.

22117016 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10058 (or 10054 counting only the distinct ones).

The product of its (nonzero) digits is 168, while the sum is 20.

The square root of 22117016 is about 4702.8731643539. The cubic root of 22117016 is about 280.6998479423.

Adding to 22117016 its reverse (61071122), we get a palindrome (83188138).

The spelling of 22117016 in words is "twenty-two million, one hundred seventeen thousand, sixteen".