105341722443242 has 64 divisors (see below), whose sum is σ = 175375840780800. Its totient is φ = 47228103336960.

The previous prime is 105341722443187. The next prime is 105341722443247. The reversal of 105341722443242 is 242344227143501.

It is a super-2 number, since 2×105341722443242² (a number of 29 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 105341722443193 and 105341722443202.

It is not an unprimeable number, because it can be changed into a prime (105341722443247) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (31) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 125849033 + ... + 126683315.

It is an arithmetic number, because the mean of its divisors is an integer number (2740247512200).

Almost surely, 2^{105341722443242} is an apocalyptic number.

105341722443242 is a deficient number, since it is larger than the sum of its proper divisors (70034118337558).

105341722443242 is a wasteful number, since it uses less digits than its factorization.

105341722443242 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 836031.

The product of its (nonzero) digits is 1290240, while the sum is 44.

Adding to 105341722443242 its reverse (242344227143501), we get a palindrome (347685949586743).

The spelling of 105341722443242 in words is "one hundred five trillion, three hundred forty-one billion, seven hundred twenty-two million, four hundred forty-three thousand, two hundred forty-two".