223000221442 has 16 divisors (see below), whose sum is σ = 339138450072. Its totient is φ = 109954575360.

The previous prime is 223000221413. The next prime is 223000221443. The reversal of 223000221442 is 244122000322.

It can be written as a sum of positive squares in 4 ways, for example, as 181978174921 + 41022046521 = 426589^2 + 202539^2 .

It is not an unprimeable number, because it can be changed into a prime (223000221443) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 784842 + ... + 1030522.

Almost surely, 2^223000221442 is an apocalyptic number.

223000221442 is a deficient number, since it is larger than the sum of its proper divisors (116138228630).

223000221442 is a wasteful number, since it uses less digits than its factorization.

223000221442 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 251973.

The product of its (nonzero) digits is 1536, while the sum is 22.

Adding to 223000221442 its reverse (244122000322), we get a palindrome (467122221764).

The spelling of 223000221442 in words is "two hundred twenty-three billion, two hundred twenty-one thousand, four hundred forty-two".