11012011022209 has 4 divisors (see below), whose sum is σ = 11053881786816. Its totient is φ = 10970140257604.

The previous prime is 11012011022197. The next prime is 11012011022237. The reversal of 11012011022209 is 90222011021011.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 11012011022209 - 2³¹ = 11009863538561 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 11012011022209.

It is not an unprimeable number, because it can be changed into a prime (11012011025209) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 20935381909 + ... + 20935382434.

It is an arithmetic number, because the mean of its divisors is an integer number (2763470446704).

Almost surely, 2^{11012011022209} is an apocalyptic number.

It is an amenable number.

11012011022209 is a deficient number, since it is larger than the sum of its proper divisors (41870764607).

11012011022209 is an equidigital number, since it uses as much as digits as its factorization.

11012011022209 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 41870764606.

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

The spelling of 11012011022209 in words is "eleven trillion, twelve billion, eleven million, twenty-two thousand, two hundred nine".