11100111112211 has 64 divisors (see below), whose sum is σ = 13202155008000. Its totient is φ = 9217943347200.

The previous prime is 11100111112199. The next prime is 11100111112273. The reversal of 11100111112211 is 11221111100111.

It is not a de Polignac number, because 11100111112211 - 2¹⁸ = 11100110850067 is a prime.

It is a Duffinian number.

It is a zygodrome in base 10.

It is not an unprimeable number, because it can be changed into a prime (11100111111211) 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, 2387631815 + ... + 2387636463.

It is an arithmetic number, because the mean of its divisors is an integer number (206283672000).

Almost surely, 2^{11100111112211} is an apocalyptic number.

11100111112211 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

11100111112211 is a deficient number, since it is larger than the sum of its proper divisors (2102043895789).

11100111112211 is a wasteful number, since it uses less digits than its factorization.

11100111112211 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6260.

The product of its (nonzero) digits is 4, while the sum is 14.

Adding to 11100111112211 its reverse (11221111100111), we get a palindrome (22321222212322).

It can be divided in two parts, 11100111 and 112211, that multiplied together give a palindrome (1245554555421).

The spelling of 11100111112211 in words is "eleven trillion, one hundred billion, one hundred eleven million, one hundred twelve thousand, two hundred eleven".