105042343404101 has 4 divisors (see below), whose sum is σ = 107277286880832. Its totient is φ = 102807399927372.

The previous prime is 105042343404059. The next prime is 105042343404127. The reversal of 105042343404101 is 101404343240501.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 105042343404101 - 2¹⁰ = 105042343403077 is a prime.

It is a super-2 number, since 2×105042343404101² (a number of 29 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (105042343404191) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1117471738295 + ... + 1117471738388.

It is an arithmetic number, because the mean of its divisors is an integer number (26819321720208).

Almost surely, 2^{105042343404101} is an apocalyptic number.

It is an amenable number.

105042343404101 is a deficient number, since it is larger than the sum of its proper divisors (2234943476731).

105042343404101 is an equidigital number, since it uses as much as digits as its factorization.

105042343404101 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2234943476730.

The product of its (nonzero) digits is 23040, while the sum is 32.

Adding to 105042343404101 its reverse (101404343240501), we get a palindrome (206446686644602).

The spelling of 105042343404101 in words is "one hundred five trillion, forty-two billion, three hundred forty-three million, four hundred four thousand, one hundred one".