1121200002311 has 2 divisors, whose sum is σ = 1121200002312. Its totient is φ = 1121200002310.

The previous prime is 1121200002289. The next prime is 1121200002319. The reversal of 1121200002311 is 1132000021211.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1121200002311 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1121200002319) 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, 560600001155 + 560600001156.

It is an arithmetic number, because the mean of its divisors is an integer number (560600001156).

Almost surely, 2^{1121200002311} is an apocalyptic number.

1121200002311 is a deficient number, since it is larger than the sum of its proper divisors (1).

1121200002311 is an equidigital number, since it uses as much as digits as its factorization.

1121200002311 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 24, while the sum is 14.

Adding to 1121200002311 its reverse (1132000021211), we get a palindrome (2253200023522).

The spelling of 1121200002311 in words is "one trillion, one hundred twenty-one billion, two hundred million, two thousand, three hundred eleven".