323213200123220 has 24 divisors (see below), whose sum is σ = 740452058464608. Its totient is φ = 117532072772000.

The previous prime is 323213200123199. The next prime is 323213200123237. The reversal of 323213200123220 is 22321002312323.

It is a super-2 number, since 2×323213200123220² (a number of 30 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 323213200123220.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (31) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 734575454606 + ... + 734575455045.

It is an arithmetic number, because the mean of its divisors is an integer number (30852169102692).

Almost surely, 2^{323213200123220} is an apocalyptic number.

It is an amenable number.

323213200123220 is an abundant number, since it is smaller than the sum of its proper divisors (417238858341388).

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

323213200123220 is a wasteful number, since it uses less digits than its factorization.

323213200123220 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1469150909671 (or 1469150909669 counting only the distinct ones).

The product of its (nonzero) digits is 5184, while the sum is 26.

Adding to 323213200123220 its reverse (22321002312323), we get a palindrome (345534202435543).

The spelling of 323213200123220 in words is "three hundred twenty-three trillion, two hundred thirteen billion, two hundred million, one hundred twenty-three thousand, two hundred twenty".