221042000232201 has 16 divisors (see below), whose sum is σ = 302372399394560. Its totient is φ = 143554551754320.

The previous prime is 221042000232173. The next prime is 221042000232203. The reversal of 221042000232201 is 102232000240122.

It is not a de Polignac number, because 221042000232201 - 2²⁶ = 221041933123337 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (221042000232203) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2260510315 + ... + 2260608096.

It is an arithmetic number, because the mean of its divisors is an integer number (18898274962160).

Almost surely, 2^{221042000232201} is an apocalyptic number.

It is an amenable number.

221042000232201 is a deficient number, since it is larger than the sum of its proper divisors (81330399162359).

221042000232201 is a wasteful number, since it uses less digits than its factorization.

221042000232201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4521118836.

The product of its (nonzero) digits is 768, while the sum is 21.

Adding to 221042000232201 its reverse (102232000240122), we get a palindrome (323274000472323).

The spelling of 221042000232201 in words is "two hundred twenty-one trillion, forty-two billion, two hundred thirty-two thousand, two hundred one".