105422121232423 has 4 divisors (see below), whose sum is σ = 107665145088480. Its totient is φ = 103179097376368.

The previous prime is 105422121232399. The next prime is 105422121232427. The reversal of 105422121232423 is 324232121224501.

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

It is a cyclic number.

It is not a de Polignac number, because 105422121232423 - 2²¹ = 105422119135271 is a prime.

It is a super-2 number, since 2×105422121232423² (a number of 29 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (105422121232427) 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, 1121511927958 + ... + 1121511928051.

It is an arithmetic number, because the mean of its divisors is an integer number (26916286272120).

Almost surely, 2^{105422121232423} is an apocalyptic number.

105422121232423 is a deficient number, since it is larger than the sum of its proper divisors (2243023856057).

105422121232423 is an equidigital number, since it uses as much as digits as its factorization.

105422121232423 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2243023856056.

The product of its (nonzero) digits is 46080, while the sum is 34.

Adding to 105422121232423 its reverse (324232121224501), we get a palindrome (429654242456924).

The spelling of 105422121232423 in words is "one hundred five trillion, four hundred twenty-two billion, one hundred twenty-one million, two hundred thirty-two thousand, four hundred twenty-three".