1304423212332 has 192 divisors, whose sum is σ = 3294555586560. Its totient is φ = 400226770944.

The previous prime is 1304423212331. The next prime is 1304423212361. The reversal of 1304423212332 is 2332123244031.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 1304423212332.

It is not an unprimeable number, because it can be changed into a prime (1304423212331) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 1021474078 + ... + 1021475354.

It is an arithmetic number, because the mean of its divisors is an integer number (17159143680).

Almost surely, 2^{1304423212332} is an apocalyptic number.

1304423212332 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1304423212332, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1647277793280).

1304423212332 is an abundant number, since it is smaller than the sum of its proper divisors (1990132374228).

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

1304423212332 is a wasteful number, since it uses less digits than its factorization.

1304423212332 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1960 (or 1958 counting only the distinct ones).

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

Adding to 1304423212332 its reverse (2332123244031), we get a palindrome (3636546456363).

The spelling of 1304423212332 in words is "one trillion, three hundred four billion, four hundred twenty-three million, two hundred twelve thousand, three hundred thirty-two".