11111211110110 has 16 divisors (see below), whose sum is σ = 20000791895616. Its totient is φ = 4444348466848.

The previous prime is 11111211110047. The next prime is 11111211110119. The reversal of 11111211110110 is 1101111211111.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11111211110119) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 16653622 + ... + 17307961.

It is an arithmetic number, because the mean of its divisors is an integer number (1250049493476).

Almost surely, 2^{11111211110110} is an apocalyptic number.

11111211110110 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

11111211110110 is a deficient number, since it is larger than the sum of its proper divisors (8889580785506).

11111211110110 is a wasteful number, since it uses less digits than its factorization.

11111211110110 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 33994307.

The product of its (nonzero) digits is 2, while the sum is 13.

Adding to 11111211110110 its reverse (1101111211111), we get a palindrome (12212322321221).

The spelling of 11111211110110 in words is "eleven trillion, one hundred eleven billion, two hundred eleven million, one hundred ten thousand, one hundred ten".