1131133331303 has 8 divisors (see below), whose sum is σ = 1135149474960. Its totient is φ = 1127123288640.

The previous prime is 1131133331291. The next prime is 1131133331323. The reversal of 1131133331303 is 3031333311311.

It is a happy number.

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 1131133331303 - 2²⁰ = 1131132282727 is a prime.

It is a super-2 number, since 2×1131133331303² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1131133331323) 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, 1153628 + ... + 1895553.

It is an arithmetic number, because the mean of its divisors is an integer number (141893684370).

Almost surely, 2^{1131133331303} is an apocalyptic number.

1131133331303 is a deficient number, since it is larger than the sum of its proper divisors (4016143657).

1131133331303 is an equidigital number, since it uses as much as digits as its factorization.

1131133331303 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3050497.

The product of its (nonzero) digits is 2187, while the sum is 26.

Adding to 1131133331303 its reverse (3031333311311), we get a palindrome (4162466642614).

The spelling of 1131133331303 in words is "one trillion, one hundred thirty-one billion, one hundred thirty-three million, three hundred thirty-one thousand, three hundred three".