321134022 has 96 divisors (see below), whose sum is σ = 792170496. Its totient is φ = 93139200.

The previous prime is 321134003. The next prime is 321134039. The reversal of 321134022 is 220431123.

321134022 is a `hidden beast` number, since 321 + 1 + 340 + 2 + 2 = 666.

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

It is a junction number, because it is equal to n+sod(n) for n = 321133986 and 321134004.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 693363 + ... + 693825.

It is an arithmetic number, because the mean of its divisors is an integer number (8251776).

Almost surely, 2^321134022 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 321134022, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (396085248).

321134022 is an abundant number, since it is smaller than the sum of its proper divisors (471036474).

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

321134022 is a wasteful number, since it uses less digits than its factorization.

321134022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 626 (or 623 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 18.

The square root of 321134022 is about 17920.2126661488. The cubic root of 321134022 is about 684.7974054109.

Adding to 321134022 its reverse (220431123), we get a palindrome (541565145).

The spelling of 321134022 in words is "three hundred twenty-one million, one hundred thirty-four thousand, twenty-two".