1121020099963 has 2 divisors, whose sum is σ = 1121020099964. Its totient is φ = 1121020099962.

The previous prime is 1121020099921. The next prime is 1121020100021. The reversal of 1121020099963 is 3699900201211.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1121020099963 - 2¹⁷ = 1121019968891 is a prime.

It is not a weakly prime, because it can be changed into another prime (1121020999963) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 560510049981 + 560510049982.

It is an arithmetic number, because the mean of its divisors is an integer number (560510049982).

Almost surely, 2^{1121020099963} is an apocalyptic number.

1121020099963 is a deficient number, since it is larger than the sum of its proper divisors (1).

1121020099963 is an equidigital number, since it uses as much as digits as its factorization.

1121020099963 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 52488, while the sum is 43.

The spelling of 1121020099963 in words is "one trillion, one hundred twenty-one billion, twenty million, ninety-nine thousand, nine hundred sixty-three".