223141221001 has 4 divisors (see below), whose sum is σ = 227351432772. Its totient is φ = 218931009232.

The previous prime is 223141220999. The next prime is 223141221041. The reversal of 223141221001 is 100122141322.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 74955488400 + 148185732601 = 273780^2 + 384949^2 .

It is a cyclic number.

It is not a de Polignac number, because 223141221001 - 2¹ = 223141220999 is a prime.

It is a super-3 number, since 3×223141221001³ (a number of 35 digits) contains 333 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 223141221001.

It is not an unprimeable number, because it can be changed into a prime (223141221041) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2105105806 + ... + 2105105911.

It is an arithmetic number, because the mean of its divisors is an integer number (56837858193).

Almost surely, 2^223141221001 is an apocalyptic number.

It is an amenable number.

223141221001 is a deficient number, since it is larger than the sum of its proper divisors (4210211771).

223141221001 is an equidigital number, since it uses as much as digits as its factorization.

223141221001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4210211770.

The product of its (nonzero) digits is 192, while the sum is 19.

Adding to 223141221001 its reverse (100122141322), we get a palindrome (323263362323).

The spelling of 223141221001 in words is "two hundred twenty-three billion, one hundred forty-one million, two hundred twenty-one thousand, one".