808400122303 has 4 divisors (see below), whose sum is σ = 808420000608. Its totient is φ = 808380244000.

The previous prime is 808400122291. The next prime is 808400122319. The reversal of 808400122303 is 303221004808.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 808400122303 - 2²¹ = 808398025151 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (808400122333) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9878026 + ... + 9959527.

It is an arithmetic number, because the mean of its divisors is an integer number (202105000152).

Almost surely, 2^808400122303 is an apocalyptic number.

808400122303 is a deficient number, since it is larger than the sum of its proper divisors (19878305).

808400122303 is a wasteful number, since it uses less digits than its factorization.

808400122303 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19878304.

The product of its (nonzero) digits is 9216, while the sum is 31.

The spelling of 808400122303 in words is "eight hundred eight billion, four hundred million, one hundred twenty-two thousand, three hundred three".