11331130216123 has 2 divisors, whose sum is σ = 11331130216124. Its totient is φ = 11331130216122.

The previous prime is 11331130216099. The next prime is 11331130216169. The reversal of 11331130216123 is 32161203113311.

It is a happy number.

It is a weak prime.

It is an emirp because it is prime and its reverse (32161203113311) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 11331130216123 - 2¹³ = 11331130207931 is a prime.

It is a super-2 number, since 2×11331130216123² (a number of 27 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 11331130216091 and 11331130216100.

It is not a weakly prime, because it can be changed into another prime (11331130216223) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5665565108061 + 5665565108062.

It is an arithmetic number, because the mean of its divisors is an integer number (5665565108062).

Almost surely, 2^{11331130216123} is an apocalyptic number.

11331130216123 is a deficient number, since it is larger than the sum of its proper divisors (1).

11331130216123 is an equidigital number, since it uses as much as digits as its factorization.

11331130216123 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 28.

Adding to 11331130216123 its reverse (32161203113311), we get a palindrome (43492333329434).

The spelling of 11331130216123 in words is "eleven trillion, three hundred thirty-one billion, one hundred thirty million, two hundred sixteen thousand, one hundred twenty-three".