218406097103 has 8 divisors (see below), whose sum is σ = 218710080960. Its totient is φ = 218102240160.

The previous prime is 218406097087. The next prime is 218406097111. The reversal of 218406097103 is 301790604812.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 218406097103 - 2⁴ = 218406097087 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 (218406397103) 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 in 7 ways as a sum of consecutive naturals, for example, 3716513 + ... + 3774821.

It is an arithmetic number, because the mean of its divisors is an integer number (27338760120).

Almost surely, 2^218406097103 is an apocalyptic number.

218406097103 is a deficient number, since it is larger than the sum of its proper divisors (303983857).

218406097103 is an equidigital number, since it uses as much as digits as its factorization.

218406097103 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 63457.

The product of its (nonzero) digits is 72576, while the sum is 41.

The spelling of 218406097103 in words is "two hundred eighteen billion, four hundred six million, ninety-seven thousand, one hundred three".