221022011201 has 8 divisors (see below), whose sum is σ = 231230087424. Its totient is φ = 211043330080.

The previous prime is 221022011149. The next prime is 221022011233. The reversal of 221022011201 is 102110220122.

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

It is a cyclic number.

It is not a de Polignac number, because 221022011201 - 2¹⁸ = 221021749057 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (221022011251) 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, 57346805 + ... + 57350658.

It is an arithmetic number, because the mean of its divisors is an integer number (28903760928).

Almost surely, 2^221022011201 is an apocalyptic number.

It is an amenable number.

221022011201 is a deficient number, since it is larger than the sum of its proper divisors (10208076223).

221022011201 is a wasteful number, since it uses less digits than its factorization.

221022011201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 114697551.

The product of its (nonzero) digits is 32, while the sum is 14.

Adding to 221022011201 its reverse (102110220122), we get a palindrome (323132231323).

The spelling of 221022011201 in words is "two hundred twenty-one billion, twenty-two million, eleven thousand, two hundred one".