20016113 has 16 divisors (see below), whose sum is σ = 22456896. Its totient is φ = 17720640.

The previous prime is 20016103. The next prime is 20016121. The reversal of 20016113 is 31161002.

It is a cyclic number.

It is not a de Polignac number, because 20016113 - 2¹⁴ = 19999729 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (20016103) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 33806 + ... + 34392.

It is an arithmetic number, because the mean of its divisors is an integer number (1403556).

Almost surely, 2^20016113 is an apocalyptic number.

It is an amenable number.

20016113 is a deficient number, since it is larger than the sum of its proper divisors (2440783).

20016113 is a wasteful number, since it uses less digits than its factorization.

20016113 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 704.

The product of its (nonzero) digits is 36, while the sum is 14.

The square root of 20016113 is about 4473.9370804695. The cubic root of 20016113 is about 271.5146377772.

Adding to 20016113 its reverse (31161002), we get a palindrome (51177115).

The spelling of 20016113 in words is "twenty million, sixteen thousand, one hundred thirteen".