323320220101212 has 48 divisors (see below), whose sum is σ = 756886523781024. Its totient is φ = 107420735520000.

The previous prime is 323320220101199. The next prime is 323320220101213. The reversal of 323320220101212 is 212101022023323.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (323320220101213) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 30971839 + ... + 40073622.

It is an arithmetic number, because the mean of its divisors is an integer number (15768469245438).

Almost surely, 2^{323320220101212} is an apocalyptic number.

It is an amenable number.

323320220101212 is an abundant number, since it is smaller than the sum of its proper divisors (433566303679812).

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

323320220101212 is a wasteful number, since it uses less digits than its factorization.

323320220101212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 71046710 (or 71046708 counting only the distinct ones).

The product of its (nonzero) digits is 1728, while the sum is 24.

Adding to 323320220101212 its reverse (212101022023323), we get a palindrome (535421242124535).

The spelling of 323320220101212 in words is "three hundred twenty-three trillion, three hundred twenty billion, two hundred twenty million, one hundred one thousand, two hundred twelve".