1321034234104 has 144 divisors (see below), whose sum is σ = 2808041516280. Its totient is φ = 582320344320.

The previous prime is 1321034234033. The next prime is 1321034234119. The reversal of 1321034234104 is 4014324301231.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 780291082 + ... + 780292774.

Almost surely, 2^{1321034234104} is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1321034234104, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1404020758140).

1321034234104 is an abundant number, since it is smaller than the sum of its proper divisors (1487007282176).

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

1321034234104 is a wasteful number, since it uses less digits than its factorization.

1321034234104 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2862 (or 2822 counting only the distinct ones).

The product of its (nonzero) digits is 6912, while the sum is 28.

Adding to 1321034234104 its reverse (4014324301231), we get a palindrome (5335358535335).

The spelling of 1321034234104 in words is "one trillion, three hundred twenty-one billion, thirty-four million, two hundred thirty-four thousand, one hundred four".