321134201244 has 72 divisors (see below), whose sum is σ = 860287296960. Its totient is φ = 100656433152.

The previous prime is 321134201221. The next prime is 321134201257. The reversal of 321134201244 is 442102431123.

321134201244 is a `hidden beast` number, since 3 + 2 + 113 + 420 + 124 + 4 = 666.

It is a super-2 number, since 2×321134201244² (a number of 24 digits) contains 22 as substring.

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 23 ways as a sum of consecutive naturals, for example, 437172 + ... + 912900.

It is an arithmetic number, because the mean of its divisors is an integer number (11948434680).

Almost surely, 2^321134201244 is an apocalyptic number.

321134201244 is a gapful number since it is divisible by the number (34) 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 321134201244, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (430143648480).

321134201244 is an abundant number, since it is smaller than the sum of its proper divisors (539153095716).

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

321134201244 is a wasteful number, since it uses less digits than its factorization.

321134201244 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 476859 (or 476854 counting only the distinct ones).

The product of its (nonzero) digits is 4608, while the sum is 27.

Adding to 321134201244 its reverse (442102431123), we get a palindrome (763236632367).

The spelling of 321134201244 in words is "three hundred twenty-one billion, one hundred thirty-four million, two hundred one thousand, two hundred forty-four".