102218059 has 4 divisors (see below), whose sum is σ = 108230904. Its totient is φ = 96205216.

The previous prime is 102218057. The next prime is 102218101. The reversal of 102218059 is 950812201.

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 102218059 - 2¹ = 102218057 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (102218057) 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, 3006397 + ... + 3006430.

It is an arithmetic number, because the mean of its divisors is an integer number (27057726).

Almost surely, 2^102218059 is an apocalyptic number.

102218059 is a deficient number, since it is larger than the sum of its proper divisors (6012845).

102218059 is an equidigital number, since it uses as much as digits as its factorization.

102218059 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6012844.

The product of its (nonzero) digits is 1440, while the sum is 28.

The square root of 102218059 is about 10110.2947039144. The cubic root of 102218059 is about 467.5655911859.

The spelling of 102218059 in words is "one hundred two million, two hundred eighteen thousand, fifty-nine".