321243341034 has 64 divisors (see below), whose sum is σ = 801733155840. Its totient is φ = 83365787520.

The previous prime is 321243340987. The next prime is 321243341063. The reversal of 321243341034 is 430143342123.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 321243340992 and 321243341010.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 213657 + ... + 829539.

It is an arithmetic number, because the mean of its divisors is an integer number (12527080560).

Almost surely, 2^321243341034 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 321243341034, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (400866577920).

321243341034 is an abundant number, since it is smaller than the sum of its proper divisors (480489814806).

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

321243341034 is a wasteful number, since it uses less digits than its factorization.

321243341034 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 617035.

The product of its (nonzero) digits is 20736, while the sum is 30.

Adding to 321243341034 its reverse (430143342123), we get a palindrome (751386683157).

The spelling of 321243341034 in words is "three hundred twenty-one billion, two hundred forty-three million, three hundred forty-one thousand, thirty-four".