1112022211 has 2 divisors, whose sum is σ = 1112022212. Its totient is φ = 1112022210.

The previous prime is 1112022199. The next prime is 1112022257. The reversal of 1112022211 is 1122202111.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1112022211 - 2⁷ = 1112022083 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1112022191 and 1112022200.

It is not a weakly prime, because it can be changed into another prime (1112022311) 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 as a sum of consecutive naturals, namely, 556011105 + 556011106.

It is an arithmetic number, because the mean of its divisors is an integer number (556011106).

Almost surely, 2^1112022211 is an apocalyptic number.

1112022211 is a deficient number, since it is larger than the sum of its proper divisors (1).

1112022211 is an equidigital number, since it uses as much as digits as its factorization.

1112022211 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 16, while the sum is 13.

The square root of 1112022211 is about 33346.9970312171. The cubic root of 1112022211 is about 1036.0271912259.

Adding to 1112022211 its reverse (1122202111), we get a palindrome (2234224322).

The spelling of 1112022211 in words is "one billion, one hundred twelve million, twenty-two thousand, two hundred eleven".