222222101222222 has 8 divisors (see below), whose sum is σ = 333336132162576. Its totient is φ = 111110057168032.

The previous prime is 222222101222221. The next prime is 222222101222267.

222222101222222 is nontrivially palindromic in base 10.

222222101222222 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 = 222222101222191 and 222222101222200.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (222222101222221) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 496441898 + ... + 496889325.

It is an arithmetic number, because the mean of its divisors is an integer number (41667016520322).

Almost surely, 2^{222222101222222} is an apocalyptic number.

222222101222222 is a deficient number, since it is larger than the sum of its proper divisors (111114030940354).

222222101222222 is a wasteful number, since it uses less digits than its factorization.

222222101222222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 993443082.

The product of its (nonzero) digits is 4096, while the sum is 26.

It can be divided in two parts, 22222210 and 1222222, that added together give a palindrome (23444432).

The spelling of 222222101222222 in words is "two hundred twenty-two trillion, two hundred twenty-two billion, one hundred one million, two hundred twenty-two thousand, two hundred twenty-two".