105553122531055 has 4 divisors (see below), whose sum is σ = 126663747037272. Its totient is φ = 84442498024840.

The previous prime is 105553122531047. The next prime is 105553122531151. The reversal of 105553122531055 is 550135221355501.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 105553122531055 - 2³ = 105553122531047 is a prime.

It is a super-2 number, since 2×105553122531055² (a number of 29 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10555312253101 + ... + 10555312253110.

It is an arithmetic number, because the mean of its divisors is an integer number (31665936759318).

Almost surely, 2^{105553122531055} is an apocalyptic number.

105553122531055 is a deficient number, since it is larger than the sum of its proper divisors (21110624506217).

105553122531055 is an equidigital number, since it uses as much as digits as its factorization.

105553122531055 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21110624506216.

The product of its (nonzero) digits is 562500, while the sum is 43.

Adding to 105553122531055 its reverse (550135221355501), we get a palindrome (655688343886556).

The spelling of 105553122531055 in words is "one hundred five trillion, five hundred fifty-three billion, one hundred twenty-two million, five hundred thirty-one thousand, fifty-five".