11210112120111 has 4 divisors (see below), whose sum is σ = 14946816160152. Its totient is φ = 7473408080072.

The previous prime is 11210112120107. The next prime is 11210112120113. The reversal of 11210112120111 is 11102121101211.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 11210112120111 - 2² = 11210112120107 is a prime.

It is a super-2 number, since 2×11210112120111² (a number of 27 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11210112120113) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1868352020016 + ... + 1868352020021.

It is an arithmetic number, because the mean of its divisors is an integer number (3736704040038).

Almost surely, 2^{11210112120111} is an apocalyptic number.

11210112120111 is a deficient number, since it is larger than the sum of its proper divisors (3736704040041).

11210112120111 is an equidigital number, since it uses as much as digits as its factorization.

11210112120111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3736704040040.

The product of its (nonzero) digits is 8, while the sum is 15.

Adding to 11210112120111 its reverse (11102121101211), we get a palindrome (22312233221322).

The spelling of 11210112120111 in words is "eleven trillion, two hundred ten billion, one hundred twelve million, one hundred twenty thousand, one hundred eleven".