11443322020 has 96 divisors (see below), whose sum is σ = 27876280320. Its totient is φ = 3911086080.

The previous prime is 11443322003. The next prime is 11443322029. The reversal of 11443322020 is 2022334411.

It is a junction number, because it is equal to n+sod(n) for n = 11443321982 and 11443322000.

It is not an unprimeable number, because it can be changed into a prime (11443322029) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 154516 + ... + 216244.

It is an arithmetic number, because the mean of its divisors is an integer number (290377920).

Almost surely, 2^11443322020 is an apocalyptic number.

11443322020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 11443322020, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (13938140160).

11443322020 is an abundant number, since it is smaller than the sum of its proper divisors (16432958300).

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

11443322020 is a wasteful number, since it uses less digits than its factorization.

11443322020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 61805 (or 61803 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 22.

Adding to 11443322020 its reverse (2022334411), we get a palindrome (13465656431).

The spelling of 11443322020 in words is "eleven billion, four hundred forty-three million, three hundred twenty-two thousand, twenty".