11100100221111 has 16 divisors (see below), whose sum is σ = 16149932563968. Its totient is φ = 6725528366400.

The previous prime is 11100100221083. The next prime is 11100100221113. The reversal of 11100100221111 is 11112200100111.

11100100221111 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 11100100221111 - 2⁷ = 11100100220983 is a prime.

It is a super-4 number, since 4×11100100221111⁴ (a number of 53 digits) contains 4444 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11100100221113) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 45002670 + ... + 45248651.

It is an arithmetic number, because the mean of its divisors is an integer number (1009370785248).

Almost surely, 2^{11100100221111} is an apocalyptic number.

11100100221111 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

11100100221111 is a deficient number, since it is larger than the sum of its proper divisors (5049832342857).

11100100221111 is a wasteful number, since it uses less digits than its factorization.

11100100221111 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 90255062.

The product of its (nonzero) digits is 4, while the sum is 12.

Adding to 11100100221111 its reverse (11112200100111), we get a palindrome (22212300321222).

The spelling of 11100100221111 in words is "eleven trillion, one hundred billion, one hundred million, two hundred twenty-one thousand, one hundred eleven".