105346234121 has 4 divisors (see below), whose sum is σ = 106389266244. Its totient is φ = 104303202000.

The previous prime is 105346234087. The next prime is 105346234157. The reversal of 105346234121 is 121432643501.

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

It can be written as a sum of positive squares in 2 ways, for example, as 102312978496 + 3033255625 = 319864^2 + 55075^2 .

It is a cyclic number.

It is not a de Polignac number, because 105346234121 - 2³⁰ = 104272492297 is a prime.

It is a super-2 number, since 2×105346234121² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (105346234181) 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, 521515910 + ... + 521516111.

It is an arithmetic number, because the mean of its divisors is an integer number (26597316561).

Almost surely, 2^105346234121 is an apocalyptic number.

It is an amenable number.

105346234121 is a deficient number, since it is larger than the sum of its proper divisors (1043032123).

105346234121 is a wasteful number, since it uses less digits than its factorization.

105346234121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1043032122.

The product of its (nonzero) digits is 17280, while the sum is 32.

Adding to 105346234121 its reverse (121432643501), we get a palindrome (226778877622).

The spelling of 105346234121 in words is "one hundred five billion, three hundred forty-six million, two hundred thirty-four thousand, one hundred twenty-one".