232221111000 has 128 divisors (see below), whose sum is σ = 724927656960. Its totient is φ = 61891632000.

The previous prime is 232221110987. The next prime is 232221111019. The reversal of 232221111000 is 111122232.

232221111000 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

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 31 ways as a sum of consecutive naturals, for example, 5700705 + ... + 5741295.

It is an arithmetic number, because the mean of its divisors is an integer number (5663497320).

Almost surely, 2^232221111000 is an apocalyptic number.

232221111000 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 232221111000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (362463828480).

232221111000 is an abundant number, since it is smaller than the sum of its proper divisors (492706545960).

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

232221111000 is a wasteful number, since it uses less digits than its factorization.

232221111000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 42522 (or 42508 counting only the distinct ones).

The product of its (nonzero) digits is 48, while the sum is 15.

Adding to 232221111000 its reverse (111122232), we get a palindrome (232332233232).

The spelling of 232221111000 in words is "two hundred thirty-two billion, two hundred twenty-one million, one hundred eleven thousand".