1301002130321 has 4 divisors (see below), whose sum is σ = 1304434854000. Its totient is φ = 1297569406644.

The previous prime is 1301002130317. The next prime is 1301002130333. The reversal of 1301002130321 is 1230312001031.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 1301002130321 - 2² = 1301002130317 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 1301002130321.

It is not an unprimeable number, because it can be changed into a prime (1301002139321) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1716361271 + ... + 1716362028.

It is an arithmetic number, because the mean of its divisors is an integer number (326108713500).

Almost surely, 2^{1301002130321} is an apocalyptic number.

It is an amenable number.

1301002130321 is a deficient number, since it is larger than the sum of its proper divisors (3432723679).

1301002130321 is an equidigital number, since it uses as much as digits as its factorization.

1301002130321 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3432723678.

The product of its (nonzero) digits is 108, while the sum is 17.

Adding to 1301002130321 its reverse (1230312001031), we get a palindrome (2531314131352).

The spelling of 1301002130321 in words is "one trillion, three hundred one billion, two million, one hundred thirty thousand, three hundred twenty-one".