221241423123141 has 16 divisors (see below), whose sum is σ = 295638585806784. Its totient is φ = 147169281158784.

The previous prime is 221241423123131. The next prime is 221241423123187. The reversal of 221241423123141 is 141321324142122.

It is a happy number.

It is not a de Polignac number, because 221241423123141 - 2¹⁹ = 221241422598853 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (221241423123131) 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, 90712455 + ... + 93119451.

It is an arithmetic number, because the mean of its divisors is an integer number (18477411612924).

Almost surely, 2^{221241423123141} is an apocalyptic number.

It is an amenable number.

221241423123141 is a deficient number, since it is larger than the sum of its proper divisors (74397162683643).

221241423123141 is a wasteful number, since it uses less digits than its factorization.

221241423123141 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2474500.

The product of its digits is 18432, while the sum is 33.

Adding to 221241423123141 its reverse (141321324142122), we get a palindrome (362562747265263).

The spelling of 221241423123141 in words is "two hundred twenty-one trillion, two hundred forty-one billion, four hundred twenty-three million, one hundred twenty-three thousand, one hundred forty-one".