11230220003 has 4 divisors (see below), whose sum is σ = 11235692208. Its totient is φ = 11224747800.

The previous prime is 11230219999. The next prime is 11230220017. The reversal of 11230220003 is 30002203211.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 30002203211 = 17 ⋅1764835483.

It is a cyclic number.

It is not a de Polignac number, because 11230220003 - 2² = 11230219999 is a prime.

It is a super-2 number, since 2×11230220003² (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 11230220003.

It is not an unprimeable number, because it can be changed into a prime (11230220083) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2733023 + ... + 2737128.

It is an arithmetic number, because the mean of its divisors is an integer number (2808923052).

Almost surely, 2^11230220003 is an apocalyptic number.

11230220003 is a deficient number, since it is larger than the sum of its proper divisors (5472205).

11230220003 is an equidigital number, since it uses as much as digits as its factorization.

11230220003 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5472204.

The product of its (nonzero) digits is 72, while the sum is 14.

Adding to 11230220003 its reverse (30002203211), we get a palindrome (41232423214).

The spelling of 11230220003 in words is "eleven billion, two hundred thirty million, two hundred twenty thousand, three".