11331212303 has 2 divisors, whose sum is σ = 11331212304. Its totient is φ = 11331212302.

The previous prime is 11331212279. The next prime is 11331212309. The reversal of 11331212303 is 30321213311.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 11331212303 - 2²⁶ = 11264103439 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11331212309) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5665606151 + 5665606152.

It is an arithmetic number, because the mean of its divisors is an integer number (5665606152).

Almost surely, 2^11331212303 is an apocalyptic number.

11331212303 is a deficient number, since it is larger than the sum of its proper divisors (1).

11331212303 is an equidigital number, since it uses as much as digits as its factorization.

11331212303 is an odious number, because the sum of its binary digits is odd.

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

Adding to 11331212303 its reverse (30321213311), we get a palindrome (41652425614).

The spelling of 11331212303 in words is "eleven billion, three hundred thirty-one million, two hundred twelve thousand, three hundred three".