221322130041 has 16 divisors (see below), whose sum is σ = 296833112576. Its totient is φ = 146682147456.

The previous prime is 221322130031. The next prime is 221322130049. The reversal of 221322130041 is 140031223122.

It is not a de Polignac number, because 221322130041 - 2⁹ = 221322129529 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (221322130049) 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, 34296 + ... + 666198.

It is an arithmetic number, because the mean of its divisors is an integer number (18552069536).

Almost surely, 2^221322130041 is an apocalyptic number.

It is an amenable number.

221322130041 is a deficient number, since it is larger than the sum of its proper divisors (75510982535).

221322130041 is a wasteful number, since it uses less digits than its factorization.

221322130041 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 632592.

The product of its (nonzero) digits is 576, while the sum is 21.

Adding to 221322130041 its reverse (140031223122), we get a palindrome (361353353163).

The spelling of 221322130041 in words is "two hundred twenty-one billion, three hundred twenty-two million, one hundred thirty thousand, forty-one".