321300323212 has 36 divisors (see below), whose sum is σ = 618562849968. Its totient is φ = 145921679200.

The previous prime is 321300323191. The next prime is 321300323231. The reversal of 321300323212 is 212323003123.

It is a super-2 number, since 2×321300323212² (a number of 24 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (22).

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, 290553 + ... + 852655.

It is an arithmetic number, because the mean of its divisors is an integer number (17182301388).

Almost surely, 2^321300323212 is an apocalyptic number.

It is an amenable number.

321300323212 is a deficient number, since it is larger than the sum of its proper divisors (297262526756).

321300323212 is a wasteful number, since it uses less digits than its factorization.

321300323212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 563310 (or 563297 counting only the distinct ones).

The product of its (nonzero) digits is 1296, while the sum is 22.

Adding to 321300323212 its reverse (212323003123), we get a palindrome (533623326335).

The spelling of 321300323212 in words is "three hundred twenty-one billion, three hundred million, three hundred twenty-three thousand, two hundred twelve".