101255 has 16 divisors (see below), whose sum is σ = 152064. Its totient is φ = 62880.

The previous prime is 101221. The next prime is 101267. The reversal of 101255 is 552101.

It is not a de Polignac number, because 101255 - 2⁸ = 100999 is a prime.

It is a congruent number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 101255.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 254 + ... + 516.

It is an arithmetic number, because the mean of its divisors is an integer number (9504).

2¹⁰¹²⁵⁵ is an apocalyptic number.

101255 is a deficient number, since it is larger than the sum of its proper divisors (50809).

101255 is a wasteful number, since it uses less digits than its factorization.

101255 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 286.

The product of its (nonzero) digits is 50, while the sum is 14.

The square root of 101255 is about 318.2059081790. The cubic root of 101255 is about 46.6092547946.

Adding to 101255 its reverse (552101), we get a palindrome (653356).

It can be divided in two parts, 10125 and 5, that multiplied together give a 4-th power (50625 = 15⁴).

The spelling of 101255 in words is "one hundred one thousand, two hundred fifty-five".