221032240424001 has 8 divisors (see below), whose sum is σ = 327455170998560. Its totient is φ = 147354826949316.

The previous prime is 221032240423957. The next prime is 221032240424053. The reversal of 221032240424001 is 100424042230122.

It is a happy number.

221032240424001 is a `hidden beast` number, since 2 + 2 + 10 + 3 + 2 + 2 + 404 + 240 + 0 + 1 = 666.

It is not a de Polignac number, because 221032240424001 - 2⁶ = 221032240423937 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27), and also a Moran number because the ratio is a prime number: 8186379274963 = 221032240424001 / (2 + 2 + 1 + 0 + 3 + 2 + 2 + 4 + 0 + 4 + 2 + 4 + 0 + 0 + 1).

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (221032240424201) 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 7 ways as a sum of consecutive naturals, for example, 4093189637455 + ... + 4093189637508.

It is an arithmetic number, because the mean of its divisors is an integer number (40931896374820).

Almost surely, 2^{221032240424001} is an apocalyptic number.

It is an amenable number.

221032240424001 is a deficient number, since it is larger than the sum of its proper divisors (106422930574559).

221032240424001 is an equidigital number, since it uses as much as digits as its factorization.

221032240424001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8186379274972 (or 8186379274966 counting only the distinct ones).

The product of its (nonzero) digits is 6144, while the sum is 27.

Adding to 221032240424001 its reverse (100424042230122), we get a palindrome (321456282654123).

The spelling of 221032240424001 in words is "two hundred twenty-one trillion, thirty-two billion, two hundred forty million, four hundred twenty-four thousand, one".