1121321130311 has 2 divisors, whose sum is σ = 1121321130312. Its totient is φ = 1121321130310.

The previous prime is 1121321130289. The next prime is 1121321130323. The reversal of 1121321130311 is 1130311231211.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1121321130311 - 2²² = 1121316936007 is a prime.

It is a super-2 number, since 2×1121321130311² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1121321130331) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 560660565155 + 560660565156.

It is an arithmetic number, because the mean of its divisors is an integer number (560660565156).

Almost surely, 2^{1121321130311} is an apocalyptic number.

1121321130311 is a deficient number, since it is larger than the sum of its proper divisors (1).

1121321130311 is an equidigital number, since it uses as much as digits as its factorization.

1121321130311 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 108, while the sum is 20.

Adding to 1121321130311 its reverse (1130311231211), we get a palindrome (2251632361522).

The spelling of 1121321130311 in words is "one trillion, one hundred twenty-one billion, three hundred twenty-one million, one hundred thirty thousand, three hundred eleven".