11012220210001 has 4 divisors (see below), whose sum is σ = 11012403352500. Its totient is φ = 11012037067504.

The previous prime is 11012220209951. The next prime is 11012220210007. The reversal of 11012220210001 is 10001202221011.

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 4373636072976 + 6638584137025 = 2091324^2 + 2576545^2 .

It is a cyclic number.

It is not a de Polignac number, because 11012220210001 - 2⁷ = 11012220209873 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11012220210007) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 91481026 + ... + 91601323.

It is an arithmetic number, because the mean of its divisors is an integer number (2753100838125).

Almost surely, 2^{11012220210001} is an apocalyptic number.

It is an amenable number.

11012220210001 is a deficient number, since it is larger than the sum of its proper divisors (183142499).

11012220210001 is an equidigital number, since it uses as much as digits as its factorization.

11012220210001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 183142498.

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

Adding to 11012220210001 its reverse (10001202221011), we get a palindrome (21013422431012).

The spelling of 11012220210001 in words is "eleven trillion, twelve billion, two hundred twenty million, two hundred ten thousand, one".