11022212320 has 48 divisors (see below), whose sum is σ = 29759976288. Its totient is φ = 3779043840.

The previous prime is 11022212297. The next prime is 11022212321. The reversal of 11022212320 is 2321222011.

It is a happy number.

It is a super-3 number, since 3×11022212320³ (a number of 31 digits) contains 333 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 = 11022212294 and 11022212303.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11022212321) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4919511 + ... + 4921750.

It is an arithmetic number, because the mean of its divisors is an integer number (619999506).

Almost surely, 2^11022212320 is an apocalyptic number.

11022212320 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

11022212320 is an abundant number, since it is smaller than the sum of its proper divisors (18737763968).

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

11022212320 is an equidigital number, since it uses as much as digits as its factorization.

11022212320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9841283 (or 9841275 counting only the distinct ones).

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

Adding to 11022212320 its reverse (2321222011), we get a palindrome (13343434331).

The spelling of 11022212320 in words is "eleven billion, twenty-two million, two hundred twelve thousand, three hundred twenty".