223236352601001 has 6 divisors (see below), whose sum is σ = 322452509312570. Its totient is φ = 148824235067328.

The previous prime is 223236352600991. The next prime is 223236352601047. The reversal of 223236352601001 is 100106253632322.

223236352601001 is a `hidden beast` number, since 2 + 2 + 3 + 2 + 3 + 635 + 2 + 6 + 0 + 10 + 0 + 1 = 666.

It can be written as a sum of positive squares in only one way, i.e., 223220004421401 + 16348179600 = 14940549^2 + 127860^2 .

It is not a de Polignac number, because 223236352601001 - 2²¹ = 223236350503849 is a prime.

It is a super-3 number, since 3×223236352601001³ (a number of 44 digits) contains 333 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (223236352601501) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 12402019588936 + ... + 12402019588953.

Almost surely, 2^{223236352601001} is an apocalyptic number.

It is an amenable number.

223236352601001 is a deficient number, since it is larger than the sum of its proper divisors (99216156711569).

223236352601001 is a wasteful number, since it uses less digits than its factorization.

223236352601001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24804039177895 (or 24804039177892 counting only the distinct ones).

The product of its (nonzero) digits is 77760, while the sum is 36.

The spelling of 223236352601001 in words is "two hundred twenty-three trillion, two hundred thirty-six billion, three hundred fifty-two million, six hundred one thousand, one".