11220002021320 has 64 divisors (see below), whose sum is σ = 26343191952000. Its totient is φ = 4292776063488.

The previous prime is 11220002021303. The next prime is 11220002021323. The reversal of 11220002021320 is 2312020002211.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 11220002021294 and 11220002021303.

It is not an unprimeable number, because it can be changed into a prime (11220002021323) 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, 53410651 + ... + 53620309.

It is an arithmetic number, because the mean of its divisors is an integer number (411612374250).

Almost surely, 2^{11220002021320} is an apocalyptic number.

11220002021320 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

11220002021320 is an abundant number, since it is smaller than the sum of its proper divisors (15123189930680).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

11220002021320 is a wasteful number, since it uses less digits than its factorization.

11220002021320 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 267862 (or 267858 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 16.

Adding to 11220002021320 its reverse (2312020002211), we get a palindrome (13532022023531).

The spelling of 11220002021320 in words is "eleven trillion, two hundred twenty billion, two million, twenty-one thousand, three hundred twenty".