1303112320321 has 8 divisors (see below), whose sum is σ = 1490243979584. Its totient is φ = 1116223850160.

The previous prime is 1303112320273. The next prime is 1303112320327. The reversal of 1303112320321 is 1230232113031.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1303112320321 - 2⁷ = 1303112320193 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1303112320292 and 1303112320301.

It is not an unprimeable number, because it can be changed into a prime (1303112320327) 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, 60785790 + ... + 60807223.

It is an arithmetic number, because the mean of its divisors is an integer number (186280497448).

Almost surely, 2^{1303112320321} is an apocalyptic number.

It is an amenable number.

1303112320321 is a deficient number, since it is larger than the sum of its proper divisors (187131659263).

1303112320321 is a wasteful number, since it uses less digits than its factorization.

1303112320321 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 121594551.

The product of its (nonzero) digits is 648, while the sum is 22.

Adding to 1303112320321 its reverse (1230232113031), we get a palindrome (2533344433352).

The spelling of 1303112320321 in words is "one trillion, three hundred three billion, one hundred twelve million, three hundred twenty thousand, three hundred twenty-one".