1123813228099 has 2 divisors, whose sum is σ = 1123813228100. Its totient is φ = 1123813228098.

The previous prime is 1123813228079. The next prime is 1123813228163. The reversal of 1123813228099 is 9908223183211.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1123813228099 - 2⁵ = 1123813228067 is a prime.

It is not a weakly prime, because it can be changed into another prime (1123813228079) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 561906614049 + 561906614050.

It is an arithmetic number, because the mean of its divisors is an integer number (561906614050).

Almost surely, 2^{1123813228099} is an apocalyptic number.

1123813228099 is a deficient number, since it is larger than the sum of its proper divisors (1).

1123813228099 is an equidigital number, since it uses as much as digits as its factorization.

1123813228099 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 373248, while the sum is 49.

The spelling of 1123813228099 in words is "one trillion, one hundred twenty-three billion, eight hundred thirteen million, two hundred twenty-eight thousand, ninety-nine".