11101012111011 has 4 divisors (see below), whose sum is σ = 14801349481352. Its totient is φ = 7400674740672.

The previous prime is 11101012110989. The next prime is 11101012111051. The reversal of 11101012111011 is 11011121010111.

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

It is not a de Polignac number, because 11101012111011 - 2³¹ = 11098864627363 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11101012111051) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1850168685166 + ... + 1850168685171.

It is an arithmetic number, because the mean of its divisors is an integer number (3700337370338).

Almost surely, 2^{11101012111011} is an apocalyptic number.

11101012111011 is a deficient number, since it is larger than the sum of its proper divisors (3700337370341).

11101012111011 is an equidigital number, since it uses as much as digits as its factorization.

11101012111011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3700337370340.

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

Adding to 11101012111011 its reverse (11011121010111), we get a palindrome (22112133121122).

The spelling of 11101012111011 in words is "eleven trillion, one hundred one billion, twelve million, one hundred eleven thousand, eleven".