1121123033311 has 2 divisors, whose sum is σ = 1121123033312. Its totient is φ = 1121123033310.

The previous prime is 1121123033293. The next prime is 1121123033383. The reversal of 1121123033311 is 1133303211211.

It is a weak prime.

It is an emirp because it is prime and its reverse (1133303211211) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1121123033311 - 2²⁵ = 1121089478879 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1121123030311) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 560561516655 + 560561516656.

It is an arithmetic number, because the mean of its divisors is an integer number (560561516656).

Almost surely, 2^{1121123033311} is an apocalyptic number.

1121123033311 is a deficient number, since it is larger than the sum of its proper divisors (1).

1121123033311 is an equidigital number, since it uses as much as digits as its factorization.

1121123033311 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 22.

Adding to 1121123033311 its reverse (1133303211211), we get a palindrome (2254426244522).

The spelling of 1121123033311 in words is "one trillion, one hundred twenty-one billion, one hundred twenty-three million, thirty-three thousand, three hundred eleven".