321300223212 has 12 divisors (see below), whose sum is σ = 749700520856. Its totient is φ = 107100074400.

The previous prime is 321300223187. The next prime is 321300223243. The reversal of 321300223212 is 212322003123.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (12).

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 13387509289 + ... + 13387509312.

Almost surely, 2^321300223212 is an apocalyptic number.

It is an amenable number.

321300223212 is an abundant number, since it is smaller than the sum of its proper divisors (428400297644).

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

321300223212 is a wasteful number, since it uses less digits than its factorization.

321300223212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26775018608 (or 26775018606 counting only the distinct ones).

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

Adding to 321300223212 its reverse (212322003123), we get a palindrome (533622226335).

The spelling of 321300223212 in words is "three hundred twenty-one billion, three hundred million, two hundred twenty-three thousand, two hundred twelve".