11331212122943 has 2 divisors, whose sum is σ = 11331212122944. Its totient is φ = 11331212122942.

The previous prime is 11331212122907. The next prime is 11331212123009. The reversal of 11331212122943 is 34922121213311.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 11331212122943 - 2⁸ = 11331212122687 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11331212622943) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5665606061471 + 5665606061472.

It is an arithmetic number, because the mean of its divisors is an integer number (5665606061472).

Almost surely, 2^{11331212122943} is an apocalyptic number.

11331212122943 is a deficient number, since it is larger than the sum of its proper divisors (1).

11331212122943 is an equidigital number, since it uses as much as digits as its factorization.

11331212122943 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 15552, while the sum is 35.

The spelling of 11331212122943 in words is "eleven trillion, three hundred thirty-one billion, two hundred twelve million, one hundred twenty-two thousand, nine hundred forty-three".