11021132320 has 48 divisors (see below), whose sum is σ = 28404468288. Its totient is φ = 4007683840.

The previous prime is 11021132293. The next prime is 11021132321. The reversal of 11021132320 is 2323112011.

It is a super-2 number, since 2×11021132320² (a number of 21 digits) contains 22 as substring.

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 = 11021132294 and 11021132303.

It is not an unprimeable number, because it can be changed into a prime (11021132321) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3129244 + ... + 3132763.

It is an arithmetic number, because the mean of its divisors is an integer number (591759756).

Almost surely, 2^11021132320 is an apocalyptic number.

11021132320 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

11021132320 is an abundant number, since it is smaller than the sum of its proper divisors (17383335968).

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

11021132320 is a wasteful number, since it uses less digits than its factorization.

11021132320 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6262033 (or 6262025 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 16.

Adding to 11021132320 its reverse (2323112011), we get a palindrome (13344244331).

It can be divided in two parts, 11021 and 132320, that added together give a palindrome (143341).

The spelling of 11021132320 in words is "eleven billion, twenty-one million, one hundred thirty-two thousand, three hundred twenty".