11026227205 has 32 divisors (see below), whose sum is σ = 15449990400. Its totient is φ = 7551190080.

The previous prime is 11026227197. The next prime is 11026227221. The reversal of 11026227205 is 50272262011.

It is not a de Polignac number, because 11026227205 - 2³ = 11026227197 is a prime.

It is a super-2 number, since 2×11026227205² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1500390 + ... + 1507720.

It is an arithmetic number, because the mean of its divisors is an integer number (482812200).

Almost surely, 2^11026227205 is an apocalyptic number.

It is an amenable number.

11026227205 is a deficient number, since it is larger than the sum of its proper divisors (4423763195).

11026227205 is an frugal number, since it uses more digits than its factorization.

11026227205 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8234 (or 8220 counting only the distinct ones).

The product of its (nonzero) digits is 3360, while the sum is 28.

Adding to 11026227205 its reverse (50272262011), we get a palindrome (61298489216).

The spelling of 11026227205 in words is "eleven billion, twenty-six million, two hundred twenty-seven thousand, two hundred five".