11302022220 has 48 divisors (see below), whose sum is σ = 32500956768. Its totient is φ = 2932416000.

The previous prime is 11302022219. The next prime is 11302022243. The reversal of 11302022220 is 2222020311.

It is a happy number.

It is a super-2 number, since 2×11302022220² (a number of 21 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a self number, because there is not a number n which added to its sum of digits gives 11302022220.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2543281 + ... + 2547720.

It is an arithmetic number, because the mean of its divisors is an integer number (677103266).

Almost surely, 2^11302022220 is an apocalyptic number.

11302022220 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

11302022220 is an abundant number, since it is smaller than the sum of its proper divisors (21198934548).

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

11302022220 is a wasteful number, since it uses less digits than its factorization.

11302022220 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5091050 (or 5091048 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 15.

Adding to 11302022220 its reverse (2222020311), we get a palindrome (13524042531).

The spelling of 11302022220 in words is "eleven billion, three hundred two million, twenty-two thousand, two hundred twenty".