221411440201 has 32 divisors (see below), whose sum is σ = 259333401600. Its totient is φ = 185117417280.

The previous prime is 221411440193. The next prime is 221411440249. The reversal of 221411440201 is 102044114122.

221411440201 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a cyclic number.

It is not a de Polignac number, because 221411440201 - 2³ = 221411440193 is a prime.

It is not an unprimeable number, because it can be changed into a prime (221411440291) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 74723946 + ... + 74726908.

It is an arithmetic number, because the mean of its divisors is an integer number (8104168800).

Almost surely, 2^221411440201 is an apocalyptic number.

It is an amenable number.

221411440201 is a deficient number, since it is larger than the sum of its proper divisors (37921961399).

221411440201 is a wasteful number, since it uses less digits than its factorization.

221411440201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4429.

The product of its (nonzero) digits is 512, while the sum is 22.

Adding to 221411440201 its reverse (102044114122), we get a palindrome (323455554323).

The spelling of 221411440201 in words is "two hundred twenty-one billion, four hundred eleven million, four hundred forty thousand, two hundred one".