233322121000 has 64 divisors (see below), whose sum is σ = 546254280000. Its totient is φ = 93280897600.

The previous prime is 233322120979. The next prime is 233322121001. The reversal of 233322121000 is 121223332.

It is not an unprimeable number, because it can be changed into a prime (233322121001) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1920051 + ... + 2037949.

It is an arithmetic number, because the mean of its divisors is an integer number (8535223125).

Almost surely, 2^233322121000 is an apocalyptic number.

233322121000 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 233322121000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (273127140000).

233322121000 is an abundant number, since it is smaller than the sum of its proper divisors (312932159000).

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

233322121000 is a wasteful number, since it uses less digits than its factorization.

233322121000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 119899 (or 119885 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 19.

Adding to 233322121000 its reverse (121223332), we get a palindrome (233443344332).

The spelling of 233322121000 in words is "two hundred thirty-three billion, three hundred twenty-two million, one hundred twenty-one thousand".