221300311342201 has 32 divisors (see below), whose sum is σ = 273116744409600. Its totient is φ = 174614758940160.

The previous prime is 221300311342183. The next prime is 221300311342223. The reversal of 221300311342201 is 102243113003122.

It is not a de Polignac number, because 221300311342201 - 2⁹ = 221300311341689 is a prime.

It is a super-2 number, since 2×221300311342201² (a number of 29 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (221300311342501) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 103492380 + ... + 105609058.

It is an arithmetic number, because the mean of its divisors is an integer number (8534898262800).

Almost surely, 2^{221300311342201} is an apocalyptic number.

It is an amenable number.

221300311342201 is a deficient number, since it is larger than the sum of its proper divisors (51816433067399).

221300311342201 is a wasteful number, since it uses less digits than its factorization.

221300311342201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2119849.

The product of its (nonzero) digits is 1728, while the sum is 25.

Adding to 221300311342201 its reverse (102243113003122), we get a palindrome (323543424345323).

The spelling of 221300311342201 in words is "two hundred twenty-one trillion, three hundred billion, three hundred eleven million, three hundred forty-two thousand, two hundred one".