20116683 has 24 divisors (see below), whose sum is σ = 29960528. Its totient is φ = 13001472.

The previous prime is 20116667. The next prime is 20116717. The reversal of 20116683 is 38661102.

It is not a de Polignac number, because 20116683 - 2⁴ = 20116667 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (20116483) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 43791 + ... + 44247.

Almost surely, 2^20116683 is an apocalyptic number.

20116683 is a deficient number, since it is larger than the sum of its proper divisors (9843845).

20116683 is a wasteful number, since it uses less digits than its factorization.

20116683 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 603 (or 600 counting only the distinct ones).

The product of its (nonzero) digits is 1728, while the sum is 27.

The square root of 20116683 is about 4485.1625388608. The cubic root of 20116683 is about 271.9686157200.

Adding to 20116683 its reverse (38661102), we get a palindrome (58777785).

The spelling of 20116683 in words is "twenty million, one hundred sixteen thousand, six hundred eighty-three".