218107103369 has 2 divisors, whose sum is σ = 218107103370. Its totient is φ = 218107103368.

The previous prime is 218107103363. The next prime is 218107103393. The reversal of 218107103369 is 963301701812.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 177932112400 + 40174990969 = 421820^2 + 200437^2 .

It is a cyclic number.

It is not a de Polignac number, because 218107103369 - 2⁸ = 218107103113 is a prime.

It is a super-2 number, since 2×218107103369² (a number of 23 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (218107103363) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 109053551684 + 109053551685.

It is an arithmetic number, because the mean of its divisors is an integer number (109053551685).

Almost surely, 2^218107103369 is an apocalyptic number.

It is an amenable number.

218107103369 is a deficient number, since it is larger than the sum of its proper divisors (1).

218107103369 is an equidigital number, since it uses as much as digits as its factorization.

218107103369 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 54432, while the sum is 41.

The spelling of 218107103369 in words is "two hundred eighteen billion, one hundred seven million, one hundred three thousand, three hundred sixty-nine".