223444212042 has 8 divisors (see below), whose sum is σ = 446888424096. Its totient is φ = 74481404012.

The previous prime is 223444212023. The next prime is 223444212067. The reversal of 223444212042 is 240212444322.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

223444212042 is an admirable number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 18620350998 + ... + 18620351009.

It is an arithmetic number, because the mean of its divisors is an integer number (55861053012).

Almost surely, 2^223444212042 is an apocalyptic number.

223444212042 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

223444212042 is a wasteful number, since it uses less digits than its factorization.

223444212042 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 37240702012.

The product of its (nonzero) digits is 24576, while the sum is 30.

Adding to 223444212042 its reverse (240212444322), we get a palindrome (463656656364).

The spelling of 223444212042 in words is "two hundred twenty-three billion, four hundred forty-four million, two hundred twelve thousand, forty-two".