2211120122222 has 8 divisors (see below), whose sum is σ = 3618196563672. Its totient is φ = 1005054601000.

The previous prime is 2211120122203. The next prime is 2211120122317. The reversal of 2211120122222 is 2222210211122.

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

It is a junction number, because it is equal to n+sod(n) for n = 2211120122194 and 2211120122203.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 50252730029 + ... + 50252730072.

It is an arithmetic number, because the mean of its divisors is an integer number (452274570459).

Almost surely, 2^{2211120122222} is an apocalyptic number.

2211120122222 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

2211120122222 is a deficient number, since it is larger than the sum of its proper divisors (1407076441450).

2211120122222 is a wasteful number, since it uses less digits than its factorization.

2211120122222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 100505460114.

The product of its (nonzero) digits is 256, while the sum is 20.

Adding to 2211120122222 its reverse (2222210211122), we get a palindrome (4433330333344).

The spelling of 2211120122222 in words is "two trillion, two hundred eleven billion, one hundred twenty million, one hundred twenty-two thousand, two hundred twenty-two".