321023131122 has 16 divisors (see below), whose sum is σ = 642123447840. Its totient is φ = 106994846112.

The previous prime is 321023131109. The next prime is 321023131127. The reversal of 321023131122 is 221131320123.

It is not an unprimeable number, because it can be changed into a prime (321023131127) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3161928 + ... + 3261875.

It is an arithmetic number, because the mean of its divisors is an integer number (40132715490).

Almost surely, 2^321023131122 is an apocalyptic number.

321023131122 is an abundant number, since it is smaller than the sum of its proper divisors (321100316718).

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

321023131122 is a wasteful number, since it uses less digits than its factorization.

321023131122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6432137.

The product of its (nonzero) digits is 432, while the sum is 21.

Adding to 321023131122 its reverse (221131320123), we get a palindrome (542154451245).

The spelling of 321023131122 in words is "three hundred twenty-one billion, twenty-three million, one hundred thirty-one thousand, one hundred twenty-two".