11220020000001 has 12 divisors (see below), whose sum is σ = 16303741638912. Its totient is φ = 7435222833336.

The previous prime is 11220019999997. The next prime is 11220020000011. The reversal of 11220020000001 is 10000002002211.

It is not a de Polignac number, because 11220020000001 - 2² = 11220019999997 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (9).

It is not an unprimeable number, because it can be changed into a prime (11220020000011) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 3732540081 + ... + 3732543086.

It is an arithmetic number, because the mean of its divisors is an integer number (1358645136576).

Almost surely, 2^{11220020000001} is an apocalyptic number.

It is an amenable number.

11220020000001 is a deficient number, since it is larger than the sum of its proper divisors (5083721638911).

11220020000001 is a wasteful number, since it uses less digits than its factorization.

11220020000001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7465083340 (or 7465083337 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 9.

Adding to 11220020000001 its reverse (10000002002211), we get a palindrome (21220022002212).

The spelling of 11220020000001 in words is "eleven trillion, two hundred twenty billion, twenty million, one", and thus it is an aban number.