323212231200 has 72 divisors (see below), whose sum is σ = 1052055820368. Its totient is φ = 86189927680.

The previous prime is 323212231163. The next prime is 323212231211. The reversal of 323212231200 is 2132212323.

It is a happy number.

It is a super-2 number, since 2×323212231200² (a number of 24 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 67333482 + ... + 67338281.

It is an arithmetic number, because the mean of its divisors is an integer number (14611886394).

Almost surely, 2^323212231200 is an apocalyptic number.

323212231200 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

323212231200 is an abundant number, since it is smaller than the sum of its proper divisors (728843589168).

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

323212231200 is a wasteful number, since it uses less digits than its factorization.

323212231200 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 134671786 (or 134671773 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 21.

Adding to 323212231200 its reverse (2132212323), we get a palindrome (325344443523).

The spelling of 323212231200 in words is "three hundred twenty-three billion, two hundred twelve million, two hundred thirty-one thousand, two hundred".