1121000013193 has 2 divisors, whose sum is σ = 1121000013194. Its totient is φ = 1121000013192.

The previous prime is 1121000013191. The next prime is 1121000013277. The reversal of 1121000013193 is 3913100001211.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 783796814329 + 337203198864 = 885323^2 + 580692^2 .

It is a cyclic number.

It is not a de Polignac number, because 1121000013193 - 2¹ = 1121000013191 is a prime.

Together with 1121000013191, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (1121000013191) 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, 560500006596 + 560500006597.

It is an arithmetic number, because the mean of its divisors is an integer number (560500006597).

Almost surely, 2^{1121000013193} is an apocalyptic number.

It is an amenable number.

1121000013193 is a deficient number, since it is larger than the sum of its proper divisors (1).

1121000013193 is an equidigital number, since it uses as much as digits as its factorization.

1121000013193 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 162, while the sum is 22.

The spelling of 1121000013193 in words is "one trillion, one hundred twenty-one billion, thirteen thousand, one hundred ninety-three".