323221130100000 has 864 divisors, whose sum is σ = 1260251309378880. Its totient is φ = 77923296000000.

The previous prime is 323221130099983. The next prime is 323221130100047. The reversal of 323221130100000 is 1031122323.

323221130100000 is a `hidden beast` number, since 32 + 322 + 11 + 301 + 0 + 0 + 0 + 0 + 0 = 666.

It is a super-2 number, since 2×323221130100000² (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 an unprimeable number.

It is a polite number, since it can be written in 143 ways as a sum of consecutive naturals, for example, 1791809811 + ... + 1791990189.

It is an arithmetic number, because the mean of its divisors is an integer number (1458624200670).

Almost surely, 2^{323221130100000} is an apocalyptic number.

323221130100000 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 323221130100000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (630125654689440).

323221130100000 is an abundant number, since it is smaller than the sum of its proper divisors (937030179278880).

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

323221130100000 is a wasteful number, since it uses less digits than its factorization.

323221130100000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 180612 (or 180581 counting only the distinct ones).

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

Adding to 323221130100000 its reverse (1031122323), we get a palindrome (323222161222323).

The spelling of 323221130100000 in words is "three hundred twenty-three trillion, two hundred twenty-one billion, one hundred thirty million, one hundred thousand".