1301333221021 has 8 divisors (see below), whose sum is σ = 1372453675200. Its totient is φ = 1230475690080.

The previous prime is 1301333220959. The next prime is 1301333221033. The reversal of 1301333221021 is 1201223331031.

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 1301333221021 - 2²³ = 1301324832413 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1301333220983 and 1301333221001.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1301333251021) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 65720641 + ... + 65740438.

It is an arithmetic number, because the mean of its divisors is an integer number (171556709400).

Almost surely, 2^{1301333221021} is an apocalyptic number.

It is an amenable number.

1301333221021 is a deficient number, since it is larger than the sum of its proper divisors (71120454179).

1301333221021 is a wasteful number, since it uses less digits than its factorization.

1301333221021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 131461619.

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

Adding to 1301333221021 its reverse (1201223331031), we get a palindrome (2502556552052).

The spelling of 1301333221021 in words is "one trillion, three hundred one billion, three hundred thirty-three million, two hundred twenty-one thousand, twenty-one".