221013303000 has 128 divisors (see below), whose sum is σ = 788070366720. Its totient is φ = 50517321600.

The previous prime is 221013302999. The next prime is 221013303001. The reversal of 221013303000 is 303310122.

It is an interprime number because it is at equal distance from previous prime (221013302999) and next prime (221013303001).

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (221013303001) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 5241222 + ... + 5283221.

It is an arithmetic number, because the mean of its divisors is an integer number (6156799740).

Almost surely, 2^221013303000 is an apocalyptic number.

221013303000 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

221013303000 is an abundant number, since it is smaller than the sum of its proper divisors (567057063720).

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

221013303000 is a wasteful number, since it uses less digits than its factorization.

221013303000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10524474 (or 10524460 counting only the distinct ones).

The product of its (nonzero) digits is 108, while the sum is 15.

Adding to 221013303000 its reverse (303310122), we get a palindrome (221316613122).

The spelling of 221013303000 in words is "two hundred twenty-one billion, thirteen million, three hundred three thousand".