11217626711 has 4 divisors (see below), whose sum is σ = 11328692424. Its totient is φ = 11106561000.

The previous prime is 11217626701. The next prime is 11217626713. The reversal of 11217626711 is 11762671211.

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

It is a cyclic number.

It is not a de Polignac number, because 11217626711 - 2¹⁸ = 11217364567 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11217626713) 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, 55532705 + ... + 55532906.

It is an arithmetic number, because the mean of its divisors is an integer number (2832173106).

Almost surely, 2^11217626711 is an apocalyptic number.

11217626711 is a deficient number, since it is larger than the sum of its proper divisors (111065713).

11217626711 is a wasteful number, since it uses less digits than its factorization.

11217626711 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 111065712.

The product of its digits is 7056, while the sum is 35.

The spelling of 11217626711 in words is "eleven billion, two hundred seventeen million, six hundred twenty-six thousand, seven hundred eleven".