1301321031004 has 24 divisors (see below), whose sum is σ = 2301030070640. Its totient is φ = 643885272576.

The previous prime is 1301321030987. The next prime is 1301321031007. The reversal of 1301321031004 is 4001301231031.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1301321031007) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3643039 + ... + 3984265.

Almost surely, 2^{1301321031004} is an apocalyptic number.

It is an amenable number.

1301321031004 is a deficient number, since it is larger than the sum of its proper divisors (999709039636).

1301321031004 is a wasteful number, since it uses less digits than its factorization.

1301321031004 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 351157 (or 351155 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 19.

Adding to 1301321031004 its reverse (4001301231031), we get a palindrome (5302622262035).

The spelling of 1301321031004 in words is "one trillion, three hundred one billion, three hundred twenty-one million, thirty-one thousand, four".