1331003010021 has 8 divisors (see below), whose sum is σ = 1775867362080. Its totient is φ = 886736998992.

The previous prime is 1331003010017. The next prime is 1331003010041. The reversal of 1331003010021 is 1200103001331.

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

It is not a de Polignac number, because 1331003010021 - 2² = 1331003010017 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1331003010041) 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, 149580066 + ... + 149588963.

It is an arithmetic number, because the mean of its divisors is an integer number (221983420260).

Almost surely, 2^{1331003010021} is an apocalyptic number.

It is an amenable number.

1331003010021 is a deficient number, since it is larger than the sum of its proper divisors (444864352059).

1331003010021 is a wasteful number, since it uses less digits than its factorization.

1331003010021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 299170515.

The product of its (nonzero) digits is 54, while the sum is 15.

Adding to 1331003010021 its reverse (1200103001331), we get a palindrome (2531106011352).

The spelling of 1331003010021 in words is "one trillion, three hundred thirty-one billion, three million, ten thousand, twenty-one".