2123356533163 has 2 divisors, whose sum is σ = 2123356533164. Its totient is φ = 2123356533162.

The previous prime is 2123356533157. The next prime is 2123356533227. The reversal of 2123356533163 is 3613356533212.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2123356533163 - 2⁵ = 2123356533131 is a prime.

It is not a weakly prime, because it can be changed into another prime (2123356539163) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1061678266581 + 1061678266582.

It is an arithmetic number, because the mean of its divisors is an integer number (1061678266582).

Almost surely, 2^{2123356533163} is an apocalyptic number.

2123356533163 is a deficient number, since it is larger than the sum of its proper divisors (1).

2123356533163 is an equidigital number, since it uses as much as digits as its factorization.

2123356533163 is an evil number, because the sum of its binary digits is even.

The product of its digits is 874800, while the sum is 43.

The spelling of 2123356533163 in words is "two trillion, one hundred twenty-three billion, three hundred fifty-six million, five hundred thirty-three thousand, one hundred sixty-three".