322121333312142 has 128 divisors (see below), whose sum is σ = 813508869777408. Its totient is φ = 82754894592000.

The previous prime is 322121333312113. The next prime is 322121333312203. The reversal of 322121333312142 is 241213333121223.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 3363642 + ... + 25603842.

It is an arithmetic number, because the mean of its divisors is an integer number (6355538045136).

Almost surely, 2^{322121333312142} is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 322121333312142, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (406754434888704).

322121333312142 is an abundant number, since it is smaller than the sum of its proper divisors (491387536465266).

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

322121333312142 is a wasteful number, since it uses less digits than its factorization.

322121333312142 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22240914.

The product of its digits is 31104, while the sum is 33.

Adding to 322121333312142 its reverse (241213333121223), we get a palindrome (563334666433365).

The spelling of 322121333312142 in words is "three hundred twenty-two trillion, one hundred twenty-one billion, three hundred thirty-three million, three hundred twelve thousand, one hundred forty-two".