11001122020001 has 8 divisors (see below), whose sum is σ = 11358366365184. Its totient is φ = 10644025764960.

The previous prime is 11001122019991. The next prime is 11001122020027. The reversal of 11001122020001 is 10002022110011.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 11001122020001 - 2²⁶ = 11001054911137 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11001122020061) 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 7 ways as a sum of consecutive naturals, for example, 36871541 + ... + 37168706.

It is an arithmetic number, because the mean of its divisors is an integer number (1419795795648).

Almost surely, 2^{11001122020001} is an apocalyptic number.

It is an amenable number.

11001122020001 is a deficient number, since it is larger than the sum of its proper divisors (357244345183).

11001122020001 is an equidigital number, since it uses as much as digits as its factorization.

11001122020001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 74045071.

The product of its (nonzero) digits is 8, while the sum is 11.

Adding to 11001122020001 its reverse (10002022110011), we get a palindrome (21003144130012).

The spelling of 11001122020001 in words is "eleven trillion, one billion, one hundred twenty-two million, twenty thousand, one".