1303121220001 has 8 divisors (see below), whose sum is σ = 1325228607360. Its totient is φ = 1281014518992.

The previous prime is 1303121219971. The next prime is 1303121220017. The reversal of 1303121220001 is 1000221213031.

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 1303121220001 - 2⁹ = 1303121219489 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1303121220061) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4936696 + ... + 5193958.

It is an arithmetic number, because the mean of its divisors is an integer number (165653575920).

Almost surely, 2^{1303121220001} is an apocalyptic number.

It is an amenable number.

1303121220001 is a deficient number, since it is larger than the sum of its proper divisors (22107387359).

1303121220001 is an equidigital number, since it uses as much as digits as its factorization.

1303121220001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 343175.

The product of its (nonzero) digits is 72, while the sum is 16.

Adding to 1303121220001 its reverse (1000221213031), we get a palindrome (2303342433032).

The spelling of 1303121220001 in words is "one trillion, three hundred three billion, one hundred twenty-one million, two hundred twenty thousand, one".