221123323110201 has 8 divisors (see below), whose sum is σ = 310348523663520. Its totient is φ = 139656835648512.

The previous prime is 221123323110199. The next prime is 221123323110271. The reversal of 221123323110201 is 102011323321122.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 221123323110201 - 2¹ = 221123323110199 is a prime.

It is not an unprimeable number, because it can be changed into a prime (221123323110271) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1939678272840 + ... + 1939678272953.

It is an arithmetic number, because the mean of its divisors is an integer number (38793565457940).

Almost surely, 2^{221123323110201} is an apocalyptic number.

It is an amenable number.

221123323110201 is a deficient number, since it is larger than the sum of its proper divisors (89225200553319).

221123323110201 is a wasteful number, since it uses less digits than its factorization.

221123323110201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3879356545815.

The product of its (nonzero) digits is 864, while the sum is 24.

Adding to 221123323110201 its reverse (102011323321122), we get a palindrome (323134646431323).

The spelling of 221123323110201 in words is "two hundred twenty-one trillion, one hundred twenty-three billion, three hundred twenty-three million, one hundred ten thousand, two hundred one".