222111141111222 has 128 divisors (see below), whose sum is σ = 496999112117760. Its totient is φ = 66160548432000.

The previous prime is 222111141111151. The next prime is 222111141111241.

222111141111222 is nontrivially palindromic in base 10.

It is a junction number, because it is equal to n+sod(n) for n = 222111141111192 and 222111141111201.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 111124908 + ... + 113106000.

It is an arithmetic number, because the mean of its divisors is an integer number (3882805563420).

Almost surely, 2^{222111141111222} is an apocalyptic number.

222111141111222 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 222111141111222, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (248499556058880).

222111141111222 is an abundant number, since it is smaller than the sum of its proper divisors (274887971006538).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

222111141111222 is a wasteful number, since it uses less digits than its factorization.

222111141111222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1981371 (or 1981349 counting only the distinct ones).

The product of its digits is 256, while the sum is 24.

The spelling of 222111141111222 in words is "two hundred twenty-two trillion, one hundred eleven billion, one hundred forty-one million, one hundred eleven thousand, two hundred twenty-two".