11222211089 has 2 divisors, whose sum is σ = 11222211090. Its totient is φ = 11222211088.

The previous prime is 11222211073. The next prime is 11222211107. The reversal of 11222211089 is 98011222211.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 11134470400 + 87740689 = 105520^2 + 9367^2 .

It is a cyclic number.

It is not a de Polignac number, because 11222211089 - 2⁴ = 11222211073 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (11222211059) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5611105544 + 5611105545.

It is an arithmetic number, because the mean of its divisors is an integer number (5611105545).

Almost surely, 2^11222211089 is an apocalyptic number.

It is an amenable number.

11222211089 is a deficient number, since it is larger than the sum of its proper divisors (1).

11222211089 is an equidigital number, since it uses as much as digits as its factorization.

11222211089 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1152, while the sum is 29.

The spelling of 11222211089 in words is "eleven billion, two hundred twenty-two million, two hundred eleven thousand, eighty-nine".