11270227111 has 16 divisors (see below), whose sum is σ = 13362037920. Its totient is φ = 9370753920.

The previous prime is 11270227091. The next prime is 11270227123. The reversal of 11270227111 is 11172207211.

It is a de Polignac number, because none of the positive numbers 2^k-11270227111 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11270227181) 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, 345940 + ... + 377113.

It is an arithmetic number, because the mean of its divisors is an integer number (835127370).

Almost surely, 2^11270227111 is an apocalyptic number.

11270227111 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

11270227111 is a deficient number, since it is larger than the sum of its proper divisors (2091810809).

11270227111 is a wasteful number, since it uses less digits than its factorization.

11270227111 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 723186.

The product of its (nonzero) digits is 392, while the sum is 25.

The spelling of 11270227111 in words is "eleven billion, two hundred seventy million, two hundred twenty-seven thousand, one hundred eleven".