1121312203411 has 2 divisors, whose sum is σ = 1121312203412. Its totient is φ = 1121312203410.

The previous prime is 1121312203379. The next prime is 1121312203423. The reversal of 1121312203411 is 1143022131211.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1121312203411 - 2⁵ = 1121312203379 is a prime.

It is not a weakly prime, because it can be changed into another prime (1121312203481) 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, 560656101705 + 560656101706.

It is an arithmetic number, because the mean of its divisors is an integer number (560656101706).

Almost surely, 2^{1121312203411} is an apocalyptic number.

1121312203411 is a deficient number, since it is larger than the sum of its proper divisors (1).

1121312203411 is an equidigital number, since it uses as much as digits as its factorization.

1121312203411 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 288, while the sum is 22.

Adding to 1121312203411 its reverse (1143022131211), we get a palindrome (2264334334622).

The spelling of 1121312203411 in words is "one trillion, one hundred twenty-one billion, three hundred twelve million, two hundred three thousand, four hundred eleven".