11120021100111 has 64 divisors (see below), whose sum is σ = 18574612070400. Its totient is φ = 5748724248960.

The previous prime is 11120021100059. The next prime is 11120021100121. The reversal of 11120021100111 is 11100112002111.

It is not a de Polignac number, because 11120021100111 - 2¹¹ = 11120021098063 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11120021100121) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 125752165 + ... + 125840561.

It is an arithmetic number, because the mean of its divisors is an integer number (290228313600).

Almost surely, 2^{11120021100111} is an apocalyptic number.

11120021100111 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

11120021100111 is a deficient number, since it is larger than the sum of its proper divisors (7454590970289).

11120021100111 is a wasteful number, since it uses less digits than its factorization.

11120021100111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 91044.

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

Adding to 11120021100111 its reverse (11100112002111), we get a palindrome (22220133102222).

The spelling of 11120021100111 in words is "eleven trillion, one hundred twenty billion, twenty-one million, one hundred thousand, one hundred eleven".