43040011101 has 4 divisors (see below), whose sum is σ = 57386681472. Its totient is φ = 28693340732.

The previous prime is 43040011097. The next prime is 43040011111. The reversal of 43040011101 is 10111004034.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 43040011101 - 2² = 43040011097 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (43040011111) 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, 7173335181 + ... + 7173335186.

It is an arithmetic number, because the mean of its divisors is an integer number (14346670368).

Almost surely, 2^43040011101 is an apocalyptic number.

It is an amenable number.

43040011101 is a deficient number, since it is larger than the sum of its proper divisors (14346670371).

43040011101 is a wasteful number, since it uses less digits than its factorization.

43040011101 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14346670370.

The product of its (nonzero) digits is 48, while the sum is 15.

Adding to 43040011101 its reverse (10111004034), we get a palindrome (53151015135).

The spelling of 43040011101 in words is "forty-three billion, forty million, eleven thousand, one hundred one".