11223312030 has 48 divisors (see below), whose sum is σ = 33349271904. Its totient is φ = 2565328320.

The previous prime is 11223312017. The next prime is 11223312043. The reversal of 11223312030 is 3021332211.

It is an interprime number because it is at equal distance from previous prime (11223312017) and next prime (11223312043).

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

It is a junction number, because it is equal to n+sod(n) for n = 11223311994 and 11223312012.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 8906761 + ... + 8908020.

It is an arithmetic number, because the mean of its divisors is an integer number (694776498).

Almost surely, 2^11223312030 is an apocalyptic number.

11223312030 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

11223312030 is an abundant number, since it is smaller than the sum of its proper divisors (22125959874).

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

11223312030 is a wasteful number, since it uses less digits than its factorization.

11223312030 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17814801 (or 17814798 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 18.

Adding to 11223312030 its reverse (3021332211), we get a palindrome (14244644241).

The spelling of 11223312030 in words is "eleven billion, two hundred twenty-three million, three hundred twelve thousand, thirty".