11101120020111 has 32 divisors (see below), whose sum is σ = 16183976852736. Its totient is φ = 6712582752000.

The previous prime is 11101120020097. The next prime is 11101120020113. The reversal of 11101120020111 is 11102002110111.

11101120020111 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 11101120020111 - 2⁹ = 11101120019599 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11101120020113) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 149217555 + ... + 149291931.

It is an arithmetic number, because the mean of its divisors is an integer number (505749276648).

Almost surely, 2^{11101120020111} is an apocalyptic number.

11101120020111 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

11101120020111 is a deficient number, since it is larger than the sum of its proper divisors (5082856832625).

11101120020111 is a wasteful number, since it uses less digits than its factorization.

11101120020111 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 84663.

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

Adding to 11101120020111 its reverse (11102002110111), we get a palindrome (22203122130222).

Subtracting 11101120020111 from its reverse (11102002110111), we obtain a square (882090000 = 29700²).

The spelling of 11101120020111 in words is "eleven trillion, one hundred one billion, one hundred twenty million, twenty thousand, one hundred eleven".