321012102000 has 160 divisors (see below), whose sum is σ = 1035227741184. Its totient is φ = 85579680000.

The previous prime is 321012101939. The next prime is 321012102011. The reversal of 321012102000 is 201210123.

It is a Harshad number since it is a multiple of its sum of digits (12).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 39301917 + ... + 39310083.

Almost surely, 2^321012102000 is an apocalyptic number.

321012102000 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 321012102000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (517613870592).

321012102000 is an abundant number, since it is smaller than the sum of its proper divisors (714215639184).

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

321012102000 is a wasteful number, since it uses less digits than its factorization.

321012102000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14744 (or 14728 counting only the distinct ones).

The product of its (nonzero) digits is 24, while the sum is 12.

Adding to 321012102000 its reverse (201210123), we get a palindrome (321213312123).

The spelling of 321012102000 in words is "three hundred twenty-one billion, twelve million, one hundred two thousand".