321122134132 has 12 divisors (see below), whose sum is σ = 562288019076. Its totient is φ = 160468414400.

The previous prime is 321122134121. The next prime is 321122134147. The reversal of 321122134132 is 231431221123.

It can be written as a sum of positive squares in 2 ways, for example, as 213745330276 + 107376803856 = 462326^2 + 327684^2 .

It is a junction number, because it is equal to n+sod(n) for n = 321122134097 and 321122134106.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 23155369 + ... + 23169232.

It is an arithmetic number, because the mean of its divisors is an integer number (46857334923).

Almost surely, 2^321122134132 is an apocalyptic number.

It is an amenable number.

321122134132 is a deficient number, since it is larger than the sum of its proper divisors (241165884944).

321122134132 is a wasteful number, since it uses less digits than its factorization.

321122134132 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 46326338 (or 46326336 counting only the distinct ones).

The product of its digits is 1728, while the sum is 25.

Adding to 321122134132 its reverse (231431221123), we get a palindrome (552553355255).

The spelling of 321122134132 in words is "three hundred twenty-one billion, one hundred twenty-two million, one hundred thirty-four thousand, one hundred thirty-two".