1131303002213 has 4 divisors (see below), whose sum is σ = 1131317192460. Its totient is φ = 1131288811968.

The previous prime is 1131303002189. The next prime is 1131303002243. The reversal of 1131303002213 is 3122003031311.

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

It can be written as a sum of positive squares in 2 ways, for example, as 545231606404 + 586071395809 = 738398^2 + 765553^2 .

It is a cyclic number.

It is not a de Polignac number, because 1131303002213 - 2⁸ = 1131303001957 is a prime.

It is a super-2 number, since 2×1131303002213² (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 (1131303002243) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6974858 + ... + 7135211.

It is an arithmetic number, because the mean of its divisors is an integer number (282829298115).

Almost surely, 2^{1131303002213} is an apocalyptic number.

It is an amenable number.

1131303002213 is a deficient number, since it is larger than the sum of its proper divisors (14190247).

1131303002213 is an equidigital number, since it uses as much as digits as its factorization.

1131303002213 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14190246.

The product of its (nonzero) digits is 324, while the sum is 20.

Adding to 1131303002213 its reverse (3122003031311), we get a palindrome (4253306033524).

The spelling of 1131303002213 in words is "one trillion, one hundred thirty-one billion, three hundred three million, two thousand, two hundred thirteen".