223442305601 has 4 divisors (see below), whose sum is σ = 223605761472. Its totient is φ = 223278849732.

The previous prime is 223442305553. The next prime is 223442305607. The reversal of 223442305601 is 106503244322.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 106503244322 = 2 ⋅53251622161.

It is a cyclic number.

It is not a de Polignac number, because 223442305601 - 2³⁰ = 222368563777 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (223442305607) 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, 81725885 + ... + 81728618.

It is an arithmetic number, because the mean of its divisors is an integer number (55901440368).

Almost surely, 2^223442305601 is an apocalyptic number.

It is an amenable number.

223442305601 is a deficient number, since it is larger than the sum of its proper divisors (163455871).

223442305601 is a wasteful number, since it uses less digits than its factorization.

223442305601 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 163455870.

The product of its (nonzero) digits is 34560, while the sum is 32.

Adding to 223442305601 its reverse (106503244322), we get a palindrome (329945549923).

The spelling of 223442305601 in words is "two hundred twenty-three billion, four hundred forty-two million, three hundred five thousand, six hundred one".