222220011211 has 8 divisors (see below), whose sum is σ = 244775441664. Its totient is φ = 200056849320.

The previous prime is 222220011199. The next prime is 222220011269. The reversal of 222220011211 is 112110022222.

It is a happy number.

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 222220011211 - 2²¹ = 222217914059 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (222220011281) 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, 98065951 + ... + 98068216.

It is an arithmetic number, because the mean of its divisors is an integer number (30596930208).

Almost surely, 2^222220011211 is an apocalyptic number.

222220011211 is a deficient number, since it is larger than the sum of its proper divisors (22555430453).

222220011211 is a wasteful number, since it uses less digits than its factorization.

222220011211 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 196134281.

The product of its (nonzero) digits is 64, while the sum is 16.

Adding to 222220011211 its reverse (112110022222), we get a palindrome (334330033433).

The spelling of 222220011211 in words is "two hundred twenty-two billion, two hundred twenty million, eleven thousand, two hundred eleven".