11020022201 has 4 divisors (see below), whose sum is σ = 11034580452. Its totient is φ = 11005463952.

The previous prime is 11020022119. The next prime is 11020022263. The reversal of 11020022201 is 10222002011.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 4279776400 + 6740245801 = 65420^2 + 82099^2 .

It is a cyclic number.

It is not a de Polignac number, because 11020022201 - 2¹⁴ = 11020005817 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11020022291) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7277990 + ... + 7279503.

It is an arithmetic number, because the mean of its divisors is an integer number (2758645113).

Almost surely, 2^11020022201 is an apocalyptic number.

It is an amenable number.

11020022201 is a deficient number, since it is larger than the sum of its proper divisors (14558251).

11020022201 is an equidigital number, since it uses as much as digits as its factorization.

11020022201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14558250.

The product of its (nonzero) digits is 16, while the sum is 11.

Adding to 11020022201 its reverse (10222002011), we get a palindrome (21242024212).

The spelling of 11020022201 in words is "eleven billion, twenty million, twenty-two thousand, two hundred one".