11001220230 has 128 divisors (see below), whose sum is σ = 35450182656. Its totient is φ = 2110118400.

The previous prime is 11001220159. The next prime is 11001220247. The reversal of 11001220230 is 3202210011.

11001220230 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×11001220230² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 153141 + ... + 213200.

It is an arithmetic number, because the mean of its divisors is an integer number (276954552).

Almost surely, 2^11001220230 is an apocalyptic number.

11001220230 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

11001220230 is an abundant number, since it is smaller than the sum of its proper divisors (24448962426).

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

11001220230 is a wasteful number, since it uses less digits than its factorization.

11001220230 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 366382.

The product of its (nonzero) digits is 24, while the sum is 12.

Adding to 11001220230 its reverse (3202210011), we get a palindrome (14203430241).

The spelling of 11001220230 in words is "eleven billion, one million, two hundred twenty thousand, two hundred thirty".