320001213203100 has 576 divisors, whose sum is σ = 1238073093250560. Its totient is φ = 69862106880000.

The previous prime is 320001213203099. The next prime is 320001213203123. The reversal of 320001213203100 is 1302312100023.

320001213203100 is a `hidden beast` number, since 3 + 20 + 0 + 0 + 12 + 1 + 320 + 310 + 0 = 666.

It is a super-2 number, since 2×320001213203100² (a number of 30 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 191 ways as a sum of consecutive naturals, for example, 5722735 + ... + 25937465.

It is an arithmetic number, because the mean of its divisors is an integer number (2149432453560).

Almost surely, 2^{320001213203100} is an apocalyptic number.

320001213203100 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 320001213203100, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (619036546625280).

320001213203100 is an abundant number, since it is smaller than the sum of its proper divisors (918071880047460).

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

320001213203100 is a wasteful number, since it uses less digits than its factorization.

320001213203100 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20214819 (or 20214806 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 18.

Adding to 320001213203100 its reverse (1302312100023), we get a palindrome (321303525303123).

The spelling of 320001213203100 in words is "three hundred twenty trillion, one billion, two hundred thirteen million, two hundred three thousand, one hundred".