233211000000 has 784 divisors, whose sum is σ = 868668880896. Its totient is φ = 54720000000.

The previous prime is 233210999981. The next prime is 233211000007. The reversal of 233211000000 is 112332.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (12).

It is a self number, because there is not a number n which added to its sum of digits gives 233211000000.

It is not an unprimeable number, because it can be changed into a prime (233211000007) by changing a digit.

It is a polite number, since it can be written in 111 ways as a sum of consecutive naturals, for example, 1220999905 + ... + 1221000095.

Almost surely, 2^233211000000 is an apocalyptic number.

233211000000 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 233211000000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (434334440448).

233211000000 is an abundant number, since it is smaller than the sum of its proper divisors (635457880896).

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

233211000000 is an equidigital number, since it uses as much as digits as its factorization.

233211000000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 284 (or 249 counting only the distinct ones).

The product of its (nonzero) digits is 36, while the sum is 12.

Adding to 233211000000 its reverse (112332), we get a palindrome (233211112332).

The spelling of 233211000000 in words is "two hundred thirty-three billion, two hundred eleven million", and thus it is an aban number.