233033021220 has 48 divisors (see below), whose sum is σ = 653114649600. Its totient is φ = 62082882816.

The previous prime is 233033021197. The next prime is 233033021237. The reversal of 233033021220 is 22120330332.

233033021220 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 15 ways as a sum of consecutive naturals, for example, 1788292 + ... + 1914171.

It is an arithmetic number, because the mean of its divisors is an integer number (13606555200).

Almost surely, 2^233033021220 is an apocalyptic number.

233033021220 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

233033021220 is an abundant number, since it is smaller than the sum of its proper divisors (420081628380).

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

233033021220 is a wasteful number, since it uses less digits than its factorization.

233033021220 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3703524 (or 3703522 counting only the distinct ones).

The product of its (nonzero) digits is 1296, while the sum is 21.

Adding to 233033021220 its reverse (22120330332), we get a palindrome (255153351552).

The spelling of 233033021220 in words is "two hundred thirty-three billion, thirty-three million, twenty-one thousand, two hundred twenty".