11220110212001 has 4 divisors (see below), whose sum is σ = 11355292262832. Its totient is φ = 11084928161172.

The previous prime is 11220110211967. The next prime is 11220110212033. The reversal of 11220110212001 is 10021201102211.

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 a de Polignac number, because none of the positive numbers 2^k-11220110212001 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (11220110212301) 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, 67591025291 + ... + 67591025456.

It is an arithmetic number, because the mean of its divisors is an integer number (2838823065708).

Almost surely, 2^{11220110212001} is an apocalyptic number.

It is an amenable number.

11220110212001 is a deficient number, since it is larger than the sum of its proper divisors (135182050831).

11220110212001 is an equidigital number, since it uses as much as digits as its factorization.

11220110212001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 135182050830.

The product of its (nonzero) digits is 16, while the sum is 14.

Adding to 11220110212001 its reverse (10021201102211), we get a palindrome (21241311314212).

The spelling of 11220110212001 in words is "eleven trillion, two hundred twenty billion, one hundred ten million, two hundred twelve thousand, one".