20135116 has 12 divisors (see below), whose sum is σ = 35396032. Its totient is φ = 10021968.

The previous prime is 20135113. The next prime is 20135147. The reversal of 20135116 is 61153102.

It is a super-3 number, since 3×20135116³ (a number of 23 digits) contains 333 as substring.

It is a plaindrome in base 16.

It is a junction number, because it is equal to n+sod(n) for n = 20135093 and 20135102.

It is not an unprimeable number, because it can be changed into a prime (20135113) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10395 + ... + 12178.

Almost surely, 2^20135116 is an apocalyptic number.

It is an amenable number.

20135116 is a deficient number, since it is larger than the sum of its proper divisors (15260916).

20135116 is a wasteful number, since it uses less digits than its factorization.

20135116 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22800 (or 22798 counting only the distinct ones).

The product of its (nonzero) digits is 180, while the sum is 19.

The square root of 20135116 is about 4487.2169548619. The cubic root of 20135116 is about 272.0516590174.

Adding to 20135116 its reverse (61153102), we get a palindrome (81288218).

The spelling of 20135116 in words is "twenty million, one hundred thirty-five thousand, one hundred sixteen".