11020021112320 has 80 divisors (see below), whose sum is σ = 28824242795568. Its totient is φ = 4007280394240.

The previous prime is 11020021112281. The next prime is 11020021112329. The reversal of 11020021112320 is 2321112002011.

It is a tau number, because it is divible by the number of its divisors (80).

It is a Harshad number since it is a multiple of its sum of digits (16).

It is a junction number, because it is equal to n+sod(n) for n = 11020021112294 and 11020021112303.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11020021112329) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 195639829 + ... + 195696148.

Almost surely, 2^{11020021112320} is an apocalyptic number.

11020021112320 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

11020021112320 is an abundant number, since it is smaller than the sum of its proper divisors (17804221683248).

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

11020021112320 is an equidigital number, since it uses as much as digits as its factorization.

11020021112320 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 391336011 (or 391335995 counting only the distinct ones).

The product of its (nonzero) digits is 48, while the sum is 16.

Adding to 11020021112320 its reverse (2321112002011), we get a palindrome (13341133114331).

The spelling of 11020021112320 in words is "eleven trillion, twenty billion, twenty-one million, one hundred twelve thousand, three hundred twenty".