43411100123 has 4 divisors (see below), whose sum is σ = 44908034640. Its totient is φ = 41914165608.

The previous prime is 43411100113. The next prime is 43411100143. The reversal of 43411100123 is 32100111434.

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 43411100123 - 2¹⁶ = 43411034587 is a prime.

It is a super-2 number, since 2×43411100123² (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 43411100095 and 43411100104.

It is not an unprimeable number, because it can be changed into a prime (43411100113) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 748467215 + ... + 748467272.

It is an arithmetic number, because the mean of its divisors is an integer number (11227008660).

Almost surely, 2^43411100123 is an apocalyptic number.

43411100123 is a deficient number, since it is larger than the sum of its proper divisors (1496934517).

43411100123 is a wasteful number, since it uses less digits than its factorization.

43411100123 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1496934516.

The product of its (nonzero) digits is 288, while the sum is 20.

Adding to 43411100123 its reverse (32100111434), we get a palindrome (75511211557).

The spelling of 43411100123 in words is "forty-three billion, four hundred eleven million, one hundred thousand, one hundred twenty-three".