323133323331220 has 24 divisors (see below), whose sum is σ = 679035707721000. Its totient is φ = 129166523860992.

The previous prime is 323133323331197. The next prime is 323133323331233. The reversal of 323133323331220 is 22133323331323.

It can be written as a sum of positive squares in 4 ways, for example, as 11017925094276 + 312115398236944 = 3319326^2 + 17666788^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5425311445 + ... + 5425371004.

It is an arithmetic number, because the mean of its divisors is an integer number (28293154488375).

Almost surely, 2^{323133323331220} is an apocalyptic number.

It is an amenable number.

323133323331220 is an abundant number, since it is smaller than the sum of its proper divisors (355902384389780).

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

323133323331220 is a wasteful number, since it uses less digits than its factorization.

323133323331220 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10850683947 (or 10850683945 counting only the distinct ones).

The product of its (nonzero) digits is 104976, while the sum is 34.

Adding to 323133323331220 its reverse (22133323331323), we get a palindrome (345266646662543).

The spelling of 323133323331220 in words is "three hundred twenty-three trillion, one hundred thirty-three billion, three hundred twenty-three million, three hundred thirty-one thousand, two hundred twenty".