1331020301003 has 4 divisors (see below), whose sum is σ = 1341180761448. Its totient is φ = 1320859840560.

The previous prime is 1331020300963. The next prime is 1331020301047. The reversal of 1331020301003 is 3001030201331.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 1331020301003 - 2²² = 1331016106699 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1331020301063) 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 3 ways as a sum of consecutive naturals, for example, 5080230026 + ... + 5080230287.

It is an arithmetic number, because the mean of its divisors is an integer number (335295190362).

Almost surely, 2^{1331020301003} is an apocalyptic number.

1331020301003 is a deficient number, since it is larger than the sum of its proper divisors (10160460445).

1331020301003 is a wasteful number, since it uses less digits than its factorization.

1331020301003 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10160460444.

The product of its (nonzero) digits is 162, while the sum is 17.

Adding to 1331020301003 its reverse (3001030201331), we get a palindrome (4332050502334).

The spelling of 1331020301003 in words is "one trillion, three hundred thirty-one billion, twenty million, three hundred one thousand, three".