1301331012444 has 72 divisors (see below), whose sum is σ = 3348140541200. Its totient is φ = 426078081792.

The previous prime is 1301331012433. The next prime is 1301331012503. The reversal of 1301331012444 is 4442101331031.

1301331012444 is a `hidden beast` number, since 1 + 301 + 3 + 310 + 1 + 2 + 4 + 44 = 666.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 68832 + ... + 1614744.

Almost surely, 2^{1301331012444} 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 1301331012444, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1674070270600).

1301331012444 is an abundant number, since it is smaller than the sum of its proper divisors (2046809528756).

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

1301331012444 is a wasteful number, since it uses less digits than its factorization.

1301331012444 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1546339 (or 1546334 counting only the distinct ones).

The product of its (nonzero) digits is 3456, while the sum is 27.

Adding to 1301331012444 its reverse (4442101331031), we get a palindrome (5743432343475).

The spelling of 1301331012444 in words is "one trillion, three hundred one billion, three hundred thirty-one million, twelve thousand, four hundred forty-four".