20111114 has 8 divisors (see below), whose sum is σ = 30262788. Its totient is φ = 10023520.

The previous prime is 20111093. The next prime is 20111137. The reversal of 20111114 is 41111102.

It can be written as a sum of positive squares in 2 ways, for example, as 14025025 + 6086089 = 3745^2 + 2467^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 20111095 and 20111104.

It is an unprimeable number.

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, 15227 + ... + 16494.

Almost surely, 2^20111114 is an apocalyptic number.

20111114 is a deficient number, since it is larger than the sum of its proper divisors (10151674).

20111114 is a wasteful number, since it uses less digits than its factorization.

20111114 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 32040.

The product of its (nonzero) digits is 8, while the sum is 11.

The square root of 20111114 is about 4484.5416711187. The cubic root of 20111114 is about 271.9435166019.

Adding to 20111114 its reverse (41111102), we get a palindrome (61222216).

It can be divided in two parts, 2011 and 1114, that added together give a 5-th power (3125 = 5⁵).

The spelling of 20111114 in words is "twenty million, one hundred eleven thousand, one hundred fourteen".