105523533023 has 4 divisors (see below), whose sum is σ = 108375520440. Its totient is φ = 102671545608.

The previous prime is 105523533013. The next prime is 105523533053. The reversal of 105523533023 is 320335325501.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 320335325501 = 773 ⋅414405337.

It is a cyclic number.

It is not a de Polignac number, because 105523533023 - 2⁴ = 105523533007 is a prime.

It is a super-2 number, since 2×105523533023² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (105523533013) by changing a digit.

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, 1425993653 + ... + 1425993726.

It is an arithmetic number, because the mean of its divisors is an integer number (27093880110).

Almost surely, 2^105523533023 is an apocalyptic number.

105523533023 is a deficient number, since it is larger than the sum of its proper divisors (2851987417).

105523533023 is an equidigital number, since it uses as much as digits as its factorization.

105523533023 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2851987416.

The product of its (nonzero) digits is 40500, while the sum is 32.

Adding to 105523533023 its reverse (320335325501), we get a palindrome (425858858524).

The spelling of 105523533023 in words is "one hundred five billion, five hundred twenty-three million, five hundred thirty-three thousand, twenty-three".