11200220021111 has 8 divisors (see below), whose sum is σ = 12861496675200. Its totient is φ = 9646122506040.

The previous prime is 11200220021101. The next prime is 11200220021117. The reversal of 11200220021111 is 11112002200211.

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

It is a cyclic number.

It is not a de Polignac number, because 11200220021111 - 2⁴² = 6802173510007 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11200220021117) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 26794784531 + ... + 26794784948.

It is an arithmetic number, because the mean of its divisors is an integer number (1607687084400).

Almost surely, 2^{11200220021111} is an apocalyptic number.

11200220021111 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

11200220021111 is a deficient number, since it is larger than the sum of its proper divisors (1661276654089).

11200220021111 is a wasteful number, since it uses less digits than its factorization.

11200220021111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 53589569509.

The product of its (nonzero) digits is 16, while the sum is 14.

Adding to 11200220021111 its reverse (11112002200211), we get a palindrome (22312222221322).

It can be divided in two parts, 112002200211 and 11, that multiplied together give a palindrome (1232024202321).

The spelling of 11200220021111 in words is "eleven trillion, two hundred billion, two hundred twenty million, twenty-one thousand, one hundred eleven".