13121331333303 has 8 divisors (see below), whose sum is σ = 17622809966448. Its totient is φ = 8683703461184.

The previous prime is 13121331333241. The next prime is 13121331333307. The reversal of 13121331333303 is 30333313312131.

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 13121331333303 - 2²² = 13121327138999 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13121331333307) 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, 15962689776 + ... + 15962690597.

It is an arithmetic number, because the mean of its divisors is an integer number (2202851245806).

Almost surely, 2^{13121331333303} is an apocalyptic number.

13121331333303 is a deficient number, since it is larger than the sum of its proper divisors (4501478633145).

13121331333303 is a wasteful number, since it uses less digits than its factorization.

13121331333303 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 31925380513.

The product of its (nonzero) digits is 13122, while the sum is 30.

Adding to 13121331333303 its reverse (30333313312131), we get a palindrome (43454644645434).

The spelling of 13121331333303 in words is "thirteen trillion, one hundred twenty-one billion, three hundred thirty-one million, three hundred thirty-three thousand, three hundred three".