2212011211009 has 12 divisors (see below), whose sum is σ = 2280385831060. Its totient is φ = 2145104085600.

The previous prime is 2212011210949. The next prime is 2212011211079. The reversal of 2212011211009 is 9001121102122.

It can be written as a sum of positive squares in 2 ways, for example, as 19523913984 + 2192487297025 = 139728^2 + 1480705^2 .

It is not a de Polignac number, because 2212011211009 - 2¹⁵ = 2212011178241 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2212011211079) by changing a digit.

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 11 ways as a sum of consecutive naturals, for example, 3289254 + ... + 3904255.

Almost surely, 2^{2212011211009} is an apocalyptic number.

It is an amenable number.

2212011211009 is a deficient number, since it is larger than the sum of its proper divisors (68374620051).

2212011211009 is an frugal number, since it uses more digits than its factorization.

2212011211009 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7193712 (or 7193641 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 22.

The spelling of 2212011211009 in words is "two trillion, two hundred twelve billion, eleven million, two hundred eleven thousand, nine".