233221132232 has 64 divisors (see below), whose sum is σ = 493658668800. Its totient is φ = 102319741440.

The previous prime is 233221132231. The next prime is 233221132237. The reversal of 233221132232 is 232231122332.

It is not an unprimeable number, because it can be changed into a prime (233221132231) 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, 8517668 + ... + 8545004.

It is an arithmetic number, because the mean of its divisors is an integer number (7713416700).

Almost surely, 2^233221132232 is an apocalyptic number.

233221132232 is a gapful number since it is divisible by the number (22) 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 233221132232, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (246829334400).

233221132232 is an abundant number, since it is smaller than the sum of its proper divisors (260437536568).

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

233221132232 is a wasteful number, since it uses less digits than its factorization.

233221132232 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30726 (or 30722 counting only the distinct ones).

The product of its digits is 5184, while the sum is 26.

Adding to 233221132232 its reverse (232231122332), we get a palindrome (465452254564).

The spelling of 233221132232 in words is "two hundred thirty-three billion, two hundred twenty-one million, one hundred thirty-two thousand, two hundred thirty-two".