23444400212223 has 16 divisors (see below), whose sum is σ = 31564975443456. Its totient is φ = 15476734559520.

The previous prime is 23444400212221. The next prime is 23444400212227. The reversal of 23444400212223 is 32221200444432.

It is a happy number.

It is not a de Polignac number, because 23444400212223 - 2¹ = 23444400212221 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23444400212221) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1530961 + ... + 7016597.

It is an arithmetic number, because the mean of its divisors is an integer number (1972810965216).

Almost surely, 2^{23444400212223} is an apocalyptic number.

23444400212223 is a deficient number, since it is larger than the sum of its proper divisors (8120575231233).

23444400212223 is a wasteful number, since it uses less digits than its factorization.

23444400212223 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5499574.

The product of its (nonzero) digits is 73728, while the sum is 33.

Adding to 23444400212223 its reverse (32221200444432), we get a palindrome (55665600656655).

The spelling of 23444400212223 in words is "twenty-three trillion, four hundred forty-four billion, four hundred million, two hundred twelve thousand, two hundred twenty-three".