321012110223312 has 80 divisors (see below), whose sum is σ = 829632808435200. Its totient is φ = 106958683011456.

The previous prime is 321012110223269. The next prime is 321012110223341. The reversal of 321012110223312 is 213322011210123.

It is a super-3 number, since 3×321012110223312³ (a number of 44 digits) contains 333 as substring.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3104544189 + ... + 3104647587.

It is an arithmetic number, because the mean of its divisors is an integer number (10370410105440).

Almost surely, 2^{321012110223312} is an apocalyptic number.

It is an amenable number.

321012110223312 is an abundant number, since it is smaller than the sum of its proper divisors (508620698211888).

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

321012110223312 is a wasteful number, since it uses less digits than its factorization.

321012110223312 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 130200 (or 130194 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 24.

Adding to 321012110223312 its reverse (213322011210123), we get a palindrome (534334121433435).

The spelling of 321012110223312 in words is "three hundred twenty-one trillion, twelve billion, one hundred ten million, two hundred twenty-three thousand, three hundred twelve".