102205567 has 2 divisors, whose sum is σ = 102205568. Its totient is φ = 102205566.

The previous prime is 102205549. The next prime is 102205577. The reversal of 102205567 is 765502201.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 102205567 - 2²³ = 93816959 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (102205517) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 51102783 + 51102784.

It is an arithmetic number, because the mean of its divisors is an integer number (51102784).

Almost surely, 2^102205567 is an apocalyptic number.

102205567 is a deficient number, since it is larger than the sum of its proper divisors (1).

102205567 is an equidigital number, since it uses as much as digits as its factorization.

102205567 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 4200, while the sum is 28.

The square root of 102205567 is about 10109.6768988925. The cubic root of 102205567 is about 467.5465434515.

Adding to 102205567 its reverse (765502201), we get a palindrome (867707768).

The spelling of 102205567 in words is "one hundred two million, two hundred five thousand, five hundred sixty-seven".