322121330132312 has 32 divisors (see below), whose sum is σ = 651969708674400. Its totient is φ = 148745681677824.

The previous prime is 322121330132233. The next prime is 322121330132411. The reversal of 322121330132312 is 213231033121223.

It is a Harshad number since it is a multiple of its sum of digits (29).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 30183777473 + ... + 30183788144.

It is an arithmetic number, because the mean of its divisors is an integer number (20374053396075).

Almost surely, 2^{322121330132312} is an apocalyptic number.

It is an amenable number.

322121330132312 is an abundant number, since it is smaller than the sum of its proper divisors (329848378542088).

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

322121330132312 is a wasteful number, since it uses less digits than its factorization.

322121330132312 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 60367565675 (or 60367565671 counting only the distinct ones).

The product of its (nonzero) digits is 7776, while the sum is 29.

Adding to 322121330132312 its reverse (213231033121223), we get a palindrome (535352363253535).

The spelling of 322121330132312 in words is "three hundred twenty-two trillion, one hundred twenty-one billion, three hundred thirty million, one hundred thirty-two thousand, three hundred twelve".