321034113020540 has 12 divisors (see below), whose sum is σ = 674171637343176. Its totient is φ = 128413645208208.

The previous prime is 321034113020527. The next prime is 321034113020573. The reversal of 321034113020540 is 45020311430123.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8025852825494 + ... + 8025852825533.

It is an arithmetic number, because the mean of its divisors is an integer number (56180969778598).

Almost surely, 2^{321034113020540} is an apocalyptic number.

It is an amenable number.

321034113020540 is an abundant number, since it is smaller than the sum of its proper divisors (353137524322636).

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

321034113020540 is a wasteful number, since it uses less digits than its factorization.

321034113020540 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16051705651036 (or 16051705651034 counting only the distinct ones).

The product of its (nonzero) digits is 8640, while the sum is 29.

Adding to 321034113020540 its reverse (45020311430123), we get a palindrome (366054424450663).

The spelling of 321034113020540 in words is "three hundred twenty-one trillion, thirty-four billion, one hundred thirteen million, twenty thousand, five hundred forty".