222201021111 has 8 divisors (see below), whose sum is σ = 304275272304. Its totient is φ = 144130392000.

The previous prime is 222201021071. The next prime is 222201021113. The reversal of 222201021111 is 111120102222.

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

It is not a de Polignac number, because 222201021111 - 2¹⁰ = 222201020087 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (222201021113) 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, 1000905390 + ... + 1000905611.

It is an arithmetic number, because the mean of its divisors is an integer number (38034409038).

Almost surely, 2^222201021111 is an apocalyptic number.

222201021111 is a deficient number, since it is larger than the sum of its proper divisors (82074251193).

222201021111 is a wasteful number, since it uses less digits than its factorization.

222201021111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2001811041.

The product of its (nonzero) digits is 32, while the sum is 15.

Adding to 222201021111 its reverse (111120102222), we get a palindrome (333321123333).

The spelling of 222201021111 in words is "two hundred twenty-two billion, two hundred one million, twenty-one thousand, one hundred eleven".