11200200111 has 24 divisors (see below), whose sum is σ = 16260341760. Its totient is φ = 7428926736.

The previous prime is 11200200103. The next prime is 11200200119. The reversal of 11200200111 is 11100200211.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (11200200103) and next prime (11200200119).

It is not a de Polignac number, because 11200200111 - 2³ = 11200200103 is a prime.

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 = 11200200093 and 11200200102.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11200200119) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1492210 + ... + 1499696.

It is an arithmetic number, because the mean of its divisors is an integer number (677514240).

Almost surely, 2^11200200111 is an apocalyptic number.

11200200111 is a deficient number, since it is larger than the sum of its proper divisors (5060141649).

11200200111 is a wasteful number, since it uses less digits than its factorization.

11200200111 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8315 (or 8312 counting only the distinct ones).

The product of its (nonzero) digits is 4, while the sum is 9.

Adding to 11200200111 its reverse (11100200211), we get a palindrome (22300400322).

The spelling of 11200200111 in words is "eleven billion, two hundred million, two hundred thousand, one hundred eleven".