23400223043 has 4 divisors (see below), whose sum is σ = 23436390960. Its totient is φ = 23364055128.

The previous prime is 23400223039. The next prime is 23400223081. The reversal of 23400223043 is 34032200432.

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 23400223043 - 2² = 23400223039 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (23400223013) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 18082988 + ... + 18084281.

It is an arithmetic number, because the mean of its divisors is an integer number (5859097740).

Almost surely, 2^23400223043 is an apocalyptic number.

23400223043 is a deficient number, since it is larger than the sum of its proper divisors (36167917).

23400223043 is an equidigital number, since it uses as much as digits as its factorization.

23400223043 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 36167916.

The product of its (nonzero) digits is 3456, while the sum is 23.

Adding to 23400223043 its reverse (34032200432), we get a palindrome (57432423475).

The spelling of 23400223043 in words is "twenty-three billion, four hundred million, two hundred twenty-three thousand, forty-three".