11331212302331 has 2 divisors, whose sum is σ = 11331212302332. Its totient is φ = 11331212302330.

The previous prime is 11331212302307. The next prime is 11331212302339. The reversal of 11331212302331 is 13320321213311.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 11331212302331 - 2³⁸ = 11056334395387 is a prime.

It is a super-2 number, since 2×11331212302331² (a number of 27 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 11331212302331.

It is not a weakly prime, because it can be changed into another prime (11331212302339) 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 as a sum of consecutive naturals, namely, 5665606151165 + 5665606151166.

It is an arithmetic number, because the mean of its divisors is an integer number (5665606151166).

Almost surely, 2^{11331212302331} is an apocalyptic number.

11331212302331 is a deficient number, since it is larger than the sum of its proper divisors (1).

11331212302331 is an equidigital number, since it uses as much as digits as its factorization.

11331212302331 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1944, while the sum is 26.

Adding to 11331212302331 its reverse (13320321213311), we get a palindrome (24651533515642).

The spelling of 11331212302331 in words is "eleven trillion, three hundred thirty-one billion, two hundred twelve million, three hundred two thousand, three hundred thirty-one".