11121010111011 has 16 divisors (see below), whose sum is σ = 14880779525664. Its totient is φ = 7387649654784.

The previous prime is 11121010111007. The next prime is 11121010111037. The reversal of 11121010111011 is 11011101012111.

It is not a de Polignac number, because 11121010111011 - 2² = 11121010111007 is a prime.

11121010111011 is a modest number, since divided by 10111011 gives 111210 as remainder.

It is not an unprimeable number, because it can be changed into a prime (11121010111061) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1525350 + ... + 4956683.

It is an arithmetic number, because the mean of its divisors is an integer number (930048720354).

Almost surely, 2^{11121010111011} is an apocalyptic number.

11121010111011 is a deficient number, since it is larger than the sum of its proper divisors (3759769414653).

11121010111011 is a wasteful number, since it uses less digits than its factorization.

11121010111011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6484070.

The product of its (nonzero) digits is 2, while the sum is 12.

Adding to 11121010111011 its reverse (11011101012111), we get a palindrome (22132111123122).

The spelling of 11121010111011 in words is "eleven trillion, one hundred twenty-one billion, ten million, one hundred eleven thousand, eleven".