1131213302303 has 8 divisors (see below), whose sum is σ = 1368863155872. Its totient is φ = 912575437056.

The previous prime is 1131213302291. The next prime is 1131213302353. The reversal of 1131213302303 is 3032033121311.

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 1131213302303 - 2³⁸ = 856335395359 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1131213302353) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4752996950 + ... + 4752997187.

It is an arithmetic number, because the mean of its divisors is an integer number (171107894484).

Almost surely, 2^{1131213302303} is an apocalyptic number.

1131213302303 is a deficient number, since it is larger than the sum of its proper divisors (237649853569).

1131213302303 is an equidigital number, since it uses as much as digits as its factorization.

1131213302303 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9505994161.

The product of its (nonzero) digits is 972, while the sum is 23.

Adding to 1131213302303 its reverse (3032033121311), we get a palindrome (4163246423614).

The spelling of 1131213302303 in words is "one trillion, one hundred thirty-one billion, two hundred thirteen million, three hundred two thousand, three hundred three".