233212020320 has 24 divisors (see below), whose sum is σ = 550963398384. Its totient is φ = 93284808064.

The previous prime is 233212020289. The next prime is 233212020323. The reversal of 233212020320 is 23020212332.

It is a Harshad number since it is a multiple of its sum of digits (20).

It is a junction number, because it is equal to n+sod(n) for n = 233212020292 and 233212020301.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (233212020323) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 728787404 + ... + 728787723.

It is an arithmetic number, because the mean of its divisors is an integer number (22956808266).

Almost surely, 2^233212020320 is an apocalyptic number.

233212020320 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

233212020320 is an abundant number, since it is smaller than the sum of its proper divisors (317751378064).

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

233212020320 is a wasteful number, since it uses less digits than its factorization.

233212020320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1457575142 (or 1457575134 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 20.

Adding to 233212020320 its reverse (23020212332), we get a palindrome (256232232652).

The spelling of 233212020320 in words is "two hundred thirty-three billion, two hundred twelve million, twenty thousand, three hundred twenty".