1121122113203 has 2 divisors, whose sum is σ = 1121122113204. Its totient is φ = 1121122113202.

The previous prime is 1121122113197. The next prime is 1121122113259. The reversal of 1121122113203 is 3023112211211.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1121122113203 - 2²⁰ = 1121121064627 is a prime.

It is not a weakly prime, because it can be changed into another prime (1121122113263) 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, 560561056601 + 560561056602.

It is an arithmetic number, because the mean of its divisors is an integer number (560561056602).

Almost surely, 2^{1121122113203} is an apocalyptic number.

1121122113203 is a deficient number, since it is larger than the sum of its proper divisors (1).

1121122113203 is an equidigital number, since it uses as much as digits as its factorization.

1121122113203 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 144, while the sum is 20.

Adding to 1121122113203 its reverse (3023112211211), we get a palindrome (4144234324414).

The spelling of 1121122113203 in words is "one trillion, one hundred twenty-one billion, one hundred twenty-two million, one hundred thirteen thousand, two hundred three".