223244434220144 has 20 divisors (see below), whose sum is σ = 441738986862624. Its totient is φ = 109247276320128.

The previous prime is 223244434220051. The next prime is 223244434220153. The reversal of 223244434220144 is 441022434442322.

It is a super-3 number, since 3×223244434220144³ (a number of 44 digits) contains 333 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 148433798597 + ... + 148433800100.

Almost surely, 2^{223244434220144} is an apocalyptic number.

It is an amenable number.

223244434220144 is a deficient number, since it is larger than the sum of its proper divisors (218494552642480).

223244434220144 is a wasteful number, since it uses less digits than its factorization.

223244434220144 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 296867598752 (or 296867598746 counting only the distinct ones).

The product of its (nonzero) digits is 1179648, while the sum is 41.

Adding to 223244434220144 its reverse (441022434442322), we get a palindrome (664266868662466).

The spelling of 223244434220144 in words is "two hundred twenty-three trillion, two hundred forty-four billion, four hundred thirty-four million, two hundred twenty thousand, one hundred forty-four".