233021300220 has 72 divisors (see below), whose sum is σ = 709243831296. Its totient is φ = 61926920832.

The previous prime is 233021300207. The next prime is 233021300231. The reversal of 233021300220 is 22003120332.

It is a happy number.

233021300220 is a `hidden beast` number, since 233 + 0 + 213 + 0 + 0 + 220 = 666.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a junction number, because it is equal to n+sod(n) for n = 233021300193 and 233021300202.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 2156412 + ... + 2261891.

It is an arithmetic number, because the mean of its divisors is an integer number (9850608768).

Almost surely, 2^233021300220 is an apocalyptic number.

233021300220 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

233021300220 is an abundant number, since it is smaller than the sum of its proper divisors (476222531076).

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

233021300220 is a wasteful number, since it uses less digits than its factorization.

233021300220 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4418611 (or 4418606 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 18.

Adding to 233021300220 its reverse (22003120332), we get a palindrome (255024420552).

The spelling of 233021300220 in words is "two hundred thirty-three billion, twenty-one million, three hundred thousand, two hundred twenty".