11300220072 has 96 divisors (see below), whose sum is σ = 30803409000. Its totient is φ = 3742384128.

The previous prime is 11300220017. The next prime is 11300220073. The reversal of 11300220072 is 27002200311.

It can be written as a sum of positive squares in 4 ways, for example, as 11266973316 + 33246756 = 106146^2 + 5766^2 .

It is a Harshad number since it is a multiple of its sum of digits (18).

It is not an unprimeable number, because it can be changed into a prime (11300220073) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 9471508 + ... + 9472700.

Almost surely, 2^11300220072 is an apocalyptic number.

11300220072 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

11300220072 is an abundant number, since it is smaller than the sum of its proper divisors (19503188928).

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

11300220072 is a wasteful number, since it uses less digits than its factorization.

11300220072 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1947 (or 1940 counting only the distinct ones).

The product of its (nonzero) digits is 168, while the sum is 18.

Adding to 11300220072 its reverse (27002200311), we get a palindrome (38302420383).

The spelling of 11300220072 in words is "eleven billion, three hundred million, two hundred twenty thousand, seventy-two".