43242201123 has 96 divisors (see below), whose sum is σ = 67711666176. Its totient is φ = 24474912000.

The previous prime is 43242201097. The next prime is 43242201127. The reversal of 43242201123 is 32110224234.

It is a happy number.

It is not a de Polignac number, because 43242201123 - 2⁵ = 43242201091 is a prime.

It is a super-2 number, since 2×43242201123² (a number of 22 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 43242201093 and 43242201102.

It is not an unprimeable number, because it can be changed into a prime (43242201127) by changing a digit.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 100329718 + ... + 100330148.

It is an arithmetic number, because the mean of its divisors is an integer number (705329856).

Almost surely, 2^43242201123 is an apocalyptic number.

43242201123 is a deficient number, since it is larger than the sum of its proper divisors (24469465053).

43242201123 is a wasteful number, since it uses less digits than its factorization.

43242201123 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 737 (or 726 counting only the distinct ones).

The product of its (nonzero) digits is 2304, while the sum is 24.

Adding to 43242201123 its reverse (32110224234), we get a palindrome (75352425357).

The spelling of 43242201123 in words is "forty-three billion, two hundred forty-two million, two hundred one thousand, one hundred twenty-three".