1301000012321 has 16 divisors (see below), whose sum is σ = 1448591629440. Its totient is φ = 1162788359040.

The previous prime is 1301000012309. The next prime is 1301000012329. The reversal of 1301000012321 is 1232100001031.

It is a cyclic number.

It is not a de Polignac number, because 1301000012321 - 2³⁸ = 1026122105377 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1301000012296 and 1301000012305.

It is not an unprimeable number, because it can be changed into a prime (1301000012329) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 20359310 + ... + 20423111.

It is an arithmetic number, because the mean of its divisors is an integer number (90536976840).

Almost surely, 2^{1301000012321} is an apocalyptic number.

It is an amenable number.

1301000012321 is a deficient number, since it is larger than the sum of its proper divisors (147591617119).

1301000012321 is a wasteful number, since it uses less digits than its factorization.

1301000012321 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 40782536.

The product of its (nonzero) digits is 36, while the sum is 14.

Adding to 1301000012321 its reverse (1232100001031), we get a palindrome (2533100013352).

The spelling of 1301000012321 in words is "one trillion, three hundred one billion, twelve thousand, three hundred twenty-one".