221122002201 has 8 divisors (see below), whose sum is σ = 294928650720. Its totient is φ = 147365010912.

The previous prime is 221122002151. The next prime is 221122002221. The reversal of 221122002201 is 102200221122.

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

It is not a de Polignac number, because 221122002201 - 2⁹ = 221122001689 is a prime.

It is not an unprimeable number, because it can be changed into a prime (221122002221) 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, 12403915 + ... + 12421728.

It is an arithmetic number, because the mean of its divisors is an integer number (36866081340).

Almost surely, 2^221122002201 is an apocalyptic number.

It is an amenable number.

221122002201 is a deficient number, since it is larger than the sum of its proper divisors (73806648519).

221122002201 is a wasteful number, since it uses less digits than its factorization.

221122002201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24828615.

The product of its (nonzero) digits is 64, while the sum is 15.

Adding to 221122002201 its reverse (102200221122), we get a palindrome (323322223323).

The spelling of 221122002201 in words is "two hundred twenty-one billion, one hundred twenty-two million, two thousand, two hundred one".