1001121330303 has 64 divisors (see below), whose sum is σ = 1556066304000. Its totient is φ = 634922009568.

The previous prime is 1001121330239. The next prime is 1001121330311. The reversal of 1001121330303 is 3030331211001.

It is a happy number.

1001121330303 is a `hidden beast` number, since 1 + 0 + 0 + 11 + 21 + 330 + 303 = 666.

It is not a de Polignac number, because 1001121330303 - 2⁶ = 1001121330239 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1001121331303) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 131050158 + ... + 131057796.

It is an arithmetic number, because the mean of its divisors is an integer number (24313536000).

Almost surely, 2^{1001121330303} is an apocalyptic number.

1001121330303 is a deficient number, since it is larger than the sum of its proper divisors (554944973697).

1001121330303 is a wasteful number, since it uses less digits than its factorization.

1001121330303 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8793 (or 8787 counting only the distinct ones).

The product of its (nonzero) digits is 162, while the sum is 18.

Adding to 1001121330303 its reverse (3030331211001), we get a palindrome (4031452541304).

The spelling of 1001121330303 in words is "one trillion, one billion, one hundred twenty-one million, three hundred thirty thousand, three hundred three".