20000200111 has 4 divisors (see below), whose sum is σ = 20005669800. Its totient is φ = 19994730424.

The previous prime is 20000200097. The next prime is 20000200123. The reversal of 20000200111 is 11100200002.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 20000200111 - 2⁷ = 20000199983 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 20000200094 and 20000200103.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20000200141) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2729356 + ... + 2736673.

It is an arithmetic number, because the mean of its divisors is an integer number (5001417450).

Almost surely, 2^20000200111 is an apocalyptic number.

20000200111 is a deficient number, since it is larger than the sum of its proper divisors (5469689).

20000200111 is an equidigital number, since it uses as much as digits as its factorization.

20000200111 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5469688.

The product of its (nonzero) digits is 4, while the sum is 7.

Adding to 20000200111 its reverse (11100200002), we get a palindrome (31100400113).

The spelling of 20000200111 in words is "twenty billion, two hundred thousand, one hundred eleven".