111022220222 has 8 divisors (see below), whose sum is σ = 166972733400. Its totient is φ = 55364642424.

The previous prime is 111022220149. The next prime is 111022220291. The reversal of 111022220222 is 222022220111.

It is a happy number.

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

It is a self number, because there is not a number n which added to its sum of digits gives 111022220222.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 73232897 + ... + 73234412.

It is an arithmetic number, because the mean of its divisors is an integer number (20871591675).

Almost surely, 2^111022220222 is an apocalyptic number.

111022220222 is a deficient number, since it is larger than the sum of its proper divisors (55950513178).

111022220222 is a wasteful number, since it uses less digits than its factorization.

111022220222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 146467690.

The product of its (nonzero) digits is 128, while the sum is 17.

Adding to 111022220222 its reverse (222022220111), we get a palindrome (333044440333).

The spelling of 111022220222 in words is "one hundred eleven billion, twenty-two million, two hundred twenty thousand, two hundred twenty-two".