20011014 has 12 divisors (see below), whose sum is σ = 43357236. Its totient is φ = 6670332.

The previous prime is 20011007. The next prime is 20011031. The reversal of 20011014 is 41011002.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (9).

It is a junction number, because it is equal to n+sod(n) for n = 20010987 and 20011005.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 555844 + ... + 555879.

It is an arithmetic number, because the mean of its divisors is an integer number (3613103).

Almost surely, 2^20011014 is an apocalyptic number.

20011014 is an abundant number, since it is smaller than the sum of its proper divisors (23346222).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

20011014 is a wasteful number, since it uses less digits than its factorization.

20011014 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1111731 (or 1111728 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 9.

The square root of 20011014 is about 4473.3671881481. The cubic root of 20011014 is about 271.4915801750.

Adding to 20011014 its reverse (41011002), we get a palindrome (61022016).

The spelling of 20011014 in words is "twenty million, eleven thousand, fourteen".