11101102011 has 12 divisors (see below), whose sum is σ = 16228118088. Its totient is φ = 7311568704.

The previous prime is 11101101943. The next prime is 11101102021. The reversal of 11101102011 is 11020110111.

It is not a de Polignac number, because 11101102011 - 2¹⁴ = 11101085627 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (9).

It is a junction number, because it is equal to n+sod(n) for n = 11101101984 and 11101102002.

It is not an unprimeable number, because it can be changed into a prime (11101102021) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 7429710 + ... + 7431203.

It is an arithmetic number, because the mean of its divisors is an integer number (1352343174).

Almost surely, 2^11101102011 is an apocalyptic number.

11101102011 is a deficient number, since it is larger than the sum of its proper divisors (5127016077).

11101102011 is a wasteful number, since it uses less digits than its factorization.

11101102011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14861002 (or 14860999 counting only the distinct ones).

The product of its (nonzero) digits is 2, while the sum is 9.

Adding to 11101102011 its reverse (11020110111), we get a palindrome (22121212122).

The spelling of 11101102011 in words is "eleven billion, one hundred one million, one hundred two thousand, eleven".