43133122205 has 4 divisors (see below), whose sum is σ = 51759746652. Its totient is φ = 34506497760.

The previous prime is 43133122187. The next prime is 43133122217. The reversal of 43133122205 is 50222133134.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 50222133134 = 2 ⋅25111066567.

It can be written as a sum of positive squares in 2 ways, for example, as 29392359364 + 13740762841 = 171442^2 + 117221^2 .

It is not a de Polignac number, because 43133122205 - 2⁸ = 43133121949 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4313312216 + ... + 4313312225.

It is an arithmetic number, because the mean of its divisors is an integer number (12939936663).

Almost surely, 2^43133122205 is an apocalyptic number.

It is an amenable number.

43133122205 is a deficient number, since it is larger than the sum of its proper divisors (8626624447).

43133122205 is an equidigital number, since it uses as much as digits as its factorization.

43133122205 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8626624446.

The product of its (nonzero) digits is 4320, while the sum is 26.

Adding to 43133122205 its reverse (50222133134), we get a palindrome (93355255339).

The spelling of 43133122205 in words is "forty-three billion, one hundred thirty-three million, one hundred twenty-two thousand, two hundred five".