800118212833 has 2 divisors, whose sum is σ = 800118212834. Its totient is φ = 800118212832.

The previous prime is 800118212807. The next prime is 800118212869. The reversal of 800118212833 is 338212811008.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 566087702544 + 234030510289 = 752388^2 + 483767^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-800118212833 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 800118212792 and 800118212801.

It is not a weakly prime, because it can be changed into another prime (800118212233) 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, 400059106416 + 400059106417.

It is an arithmetic number, because the mean of its divisors is an integer number (400059106417).

Almost surely, 2^800118212833 is an apocalyptic number.

It is an amenable number.

800118212833 is a deficient number, since it is larger than the sum of its proper divisors (1).

800118212833 is an equidigital number, since it uses as much as digits as its factorization.

800118212833 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 18432, while the sum is 37.

The spelling of 800118212833 in words is "eight hundred billion, one hundred eighteen million, two hundred twelve thousand, eight hundred thirty-three".