11220220011001 has 16 divisors (see below), whose sum is σ = 11323078150144. Its totient is φ = 11117597307264.

The previous prime is 11220220010953. The next prime is 11220220011017. The reversal of 11220220011001 is 10011002202211.

11220220011001 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a cyclic number.

It is not a de Polignac number, because 11220220011001 - 2⁷ = 11220220010873 is a prime.

It is a super-2 number, since 2×11220220011001² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11220220011701) 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, 361542181 + ... + 361573213.

It is an arithmetic number, because the mean of its divisors is an integer number (707692384384).

Almost surely, 2^{11220220011001} is an apocalyptic number.

It is an amenable number.

11220220011001 is a deficient number, since it is larger than the sum of its proper divisors (102858139143).

11220220011001 is a wasteful number, since it uses less digits than its factorization.

11220220011001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 34720.

The product of its (nonzero) digits is 16, while the sum is 13.

Adding to 11220220011001 its reverse (10011002202211), we get a palindrome (21231222213212).

The spelling of 11220220011001 in words is "eleven trillion, two hundred twenty billion, two hundred twenty million, eleven thousand, one".