223231020231001 has 4 divisors (see below), whose sum is σ = 223231086987904. Its totient is φ = 223230953474100.

The previous prime is 223231020230993. The next prime is 223231020231013. The reversal of 223231020231001 is 100132020132322.

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.

It is a cyclic number.

It is not a de Polignac number, because 223231020231001 - 2³ = 223231020230993 is a prime.

It is a super-3 number, since 3×223231020231001³ (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 (223231020231601) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 28082445 + ... + 35143786.

It is an arithmetic number, because the mean of its divisors is an integer number (55807771746976).

Almost surely, 2^{223231020231001} is an apocalyptic number.

It is an amenable number.

223231020231001 is a deficient number, since it is larger than the sum of its proper divisors (66756903).

223231020231001 is an equidigital number, since it uses as much as digits as its factorization.

223231020231001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 66756902.

The product of its (nonzero) digits is 864, while the sum is 22.

Adding to 223231020231001 its reverse (100132020132322), we get a palindrome (323363040363323).

The spelling of 223231020231001 in words is "two hundred twenty-three trillion, two hundred thirty-one billion, twenty million, two hundred thirty-one thousand, one".