1100222211 has 16 divisors (see below), whose sum is σ = 1601389440. Its totient is φ = 666357120.

The previous prime is 1100222197. The next prime is 1100222251. The reversal of 1100222211 is 1122220011.

It is not a de Polignac number, because 1100222211 - 2¹⁸ = 1099960067 is a prime.

It is a zygodrome in base 10.

It is not an unprimeable number, because it can be changed into a prime (1100222251) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 43131 + ... + 63723.

It is an arithmetic number, because the mean of its divisors is an integer number (100086840).

Almost surely, 2^1100222211 is an apocalyptic number.

1100222211 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

1100222211 is a deficient number, since it is larger than the sum of its proper divisors (501167229).

1100222211 is a wasteful number, since it uses less digits than its factorization.

1100222211 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22226.

The product of its (nonzero) digits is 16, while the sum is 12.

The square root of 1100222211 is about 33169.5976912594. The cubic root of 1100222211 is about 1032.3496210783.

Adding to 1100222211 its reverse (1122220011), we get a palindrome (2222442222).

The spelling of 1100222211 in words is "one billion, one hundred million, two hundred twenty-two thousand, two hundred eleven".