11220000000001 has 16 divisors (see below), whose sum is σ = 12643714639360. Its totient is φ = 9885529733760.

The previous prime is 11219999999993. The next prime is 11220000000007. The reversal of 11220000000001 is 10000000002211.

It is a cyclic number.

It is not a de Polignac number, because 11220000000001 - 2³ = 11219999999993 is a prime.

It is not an unprimeable number, because it can be changed into a prime (11220000000007) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 190663671 + ... + 190722508.

It is an arithmetic number, because the mean of its divisors is an integer number (790232164960).

Almost surely, 2^{11220000000001} is an apocalyptic number.

It is an amenable number.

11220000000001 is a deficient number, since it is larger than the sum of its proper divisors (1423714639359).

11220000000001 is a wasteful number, since it uses less digits than its factorization.

11220000000001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 381386296.

The product of its (nonzero) digits is 4, while the sum is 7.

Adding to 11220000000001 its reverse (10000000002211), we get a palindrome (21220000002212).

The spelling of 11220000000001 in words is "eleven trillion, two hundred twenty billion, one", and thus it is an aban number.