11220012020201 has 8 divisors (see below), whose sum is σ = 11493776485800. Its totient is φ = 10946252584960.

The previous prime is 11220012020183. The next prime is 11220012020237. The reversal of 11220012020201 is 10202021002211.

11220012020201 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 4 ways, for example, as 4651350576601 + 6568661443600 = 2156699^2 + 2562940^2 .

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-11220012020201 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 (11220012020401) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3472145 + ... + 5873313.

It is an arithmetic number, because the mean of its divisors is an integer number (1436722060725).

Almost surely, 2^{11220012020201} is an apocalyptic number.

It is an amenable number.

11220012020201 is a deficient number, since it is larger than the sum of its proper divisors (273764465599).

11220012020201 is a wasteful number, since it uses less digits than its factorization.

11220012020201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2515179.

The product of its (nonzero) digits is 32, while the sum is 14.

Adding to 11220012020201 its reverse (10202021002211), we get a palindrome (21422033022412).

The spelling of 11220012020201 in words is "eleven trillion, two hundred twenty billion, twelve million, twenty thousand, two hundred one".