101305055 has 32 divisors (see below), whose sum is σ = 135475200. Its totient is φ = 72403200.

The previous prime is 101305021. The next prime is 101305111. The reversal of 101305055 is 550503101.

It is a happy number.

It is not a de Polignac number, because 101305055 - 2¹⁰ = 101304031 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 120326 + ... + 121164.

It is an arithmetic number, because the mean of its divisors is an integer number (4233600).

Almost surely, 2^101305055 is an apocalyptic number.

101305055 is a deficient number, since it is larger than the sum of its proper divisors (34170145).

101305055 is a wasteful number, since it uses less digits than its factorization.

101305055 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 935.

The product of its (nonzero) digits is 375, while the sum is 20.

The square root of 101305055 is about 10065.0412319076. The cubic root of 101305055 is about 466.1693389492.

Adding to 101305055 its reverse (550503101), we get a palindrome (651808156).

The spelling of 101305055 in words is "one hundred one million, three hundred five thousand, fifty-five".