1121102220113 has 2 divisors, whose sum is σ = 1121102220114. Its totient is φ = 1121102220112.

The previous prime is 1121102220083. The next prime is 1121102220197. The reversal of 1121102220113 is 3110222011211.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 875856400384 + 245245819729 = 935872^2 + 495223^2 .

It is a cyclic number.

It is not a de Polignac number, because 1121102220113 - 2⁸ = 1121102219857 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1121102220091 and 1121102220100.

It is not a weakly prime, because it can be changed into another prime (1121102220613) 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, 560551110056 + 560551110057.

It is an arithmetic number, because the mean of its divisors is an integer number (560551110057).

Almost surely, 2^{1121102220113} is an apocalyptic number.

It is an amenable number.

1121102220113 is a deficient number, since it is larger than the sum of its proper divisors (1).

1121102220113 is an equidigital number, since it uses as much as digits as its factorization.

1121102220113 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 48, while the sum is 17.

Adding to 1121102220113 its reverse (3110222011211), we get a palindrome (4231324231324).

The spelling of 1121102220113 in words is "one trillion, one hundred twenty-one billion, one hundred two million, two hundred twenty thousand, one hundred thirteen".