101205255 has 8 divisors (see below), whose sum is σ = 161928432. Its totient is φ = 53976128.

The previous prime is 101205239. The next prime is 101205259. The reversal of 101205255 is 552502101.

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 101205255 - 2⁴ = 101205239 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (101205259) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3373494 + ... + 3373523.

It is an arithmetic number, because the mean of its divisors is an integer number (20241054).

Almost surely, 2^101205255 is an apocalyptic number.

101205255 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

101205255 is a deficient number, since it is larger than the sum of its proper divisors (60723177).

101205255 is an equidigital number, since it uses as much as digits as its factorization.

101205255 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6747025.

The product of its (nonzero) digits is 500, while the sum is 21.

The square root of 101205255 is about 10060.0822561249. The cubic root of 101205255 is about 466.0162074465.

Adding to 101205255 its reverse (552502101), we get a palindrome (653707356).

The spelling of 101205255 in words is "one hundred one million, two hundred five thousand, two hundred fifty-five".