223400043101 has 4 divisors (see below), whose sum is σ = 223670176992. Its totient is φ = 223129909212.

The previous prime is 223400043047. The next prime is 223400043157. The reversal of 223400043101 is 101340004322.

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 223400043101 - 2³⁰ = 222326301277 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (223400043401) 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, 135065705 + ... + 135067358.

It is an arithmetic number, because the mean of its divisors is an integer number (55917544248).

Almost surely, 2^223400043101 is an apocalyptic number.

It is an amenable number.

223400043101 is a deficient number, since it is larger than the sum of its proper divisors (270133891).

223400043101 is an equidigital number, since it uses as much as digits as its factorization.

223400043101 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 270133890.

The product of its (nonzero) digits is 576, while the sum is 20.

Adding to 223400043101 its reverse (101340004322), we get a palindrome (324740047423).

The spelling of 223400043101 in words is "two hundred twenty-three billion, four hundred million, forty-three thousand, one hundred one".