1131031200303 has 24 divisors (see below), whose sum is σ = 1678139060208. Its totient is φ = 733522511232.

The previous prime is 1131031200283. The next prime is 1131031200407. The reversal of 1131031200303 is 3030021301311.

It is a happy number.

1131031200303 is a `hidden beast` number, since 1 + 1 + 310 + 31 + 20 + 0 + 303 = 666.

It is not a de Polignac number, because 1131031200303 - 2¹⁰ = 1131031199279 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1131031202303) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1797100 + ... + 2343422.

It is an arithmetic number, because the mean of its divisors is an integer number (69922460842).

Almost surely, 2^{1131031200303} is an apocalyptic number.

1131031200303 is a deficient number, since it is larger than the sum of its proper divisors (547107859905).

1131031200303 is a wasteful number, since it uses less digits than its factorization.

1131031200303 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 552583 (or 552580 counting only the distinct ones).

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

Adding to 1131031200303 its reverse (3030021301311), we get a palindrome (4161052501614).

The spelling of 1131031200303 in words is "one trillion, one hundred thirty-one billion, thirty-one million, two hundred thousand, three hundred three".