222220202122222 has 4 divisors (see below), whose sum is σ = 333330303183336. Its totient is φ = 111110101061110.

The previous prime is 222220202122181. The next prime is 222220202122301. The reversal of 222220202122222 is 222221202022222.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 55555050530554 + ... + 55555050530557.

It is an arithmetic number, because the mean of its divisors is an integer number (83332575795834).

Almost surely, 2^{222220202122222} is an apocalyptic number.

222220202122222 is a deficient number, since it is larger than the sum of its proper divisors (111110101061114).

222220202122222 is a wasteful number, since it uses less digits than its factorization.

222220202122222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 111110101061113.

The product of its (nonzero) digits is 4096, while the sum is 25.

Adding to 222220202122222 its reverse (222221202022222), we get a palindrome (444441404144444).

The spelling of 222220202122222 in words is "two hundred twenty-two trillion, two hundred twenty billion, two hundred two million, one hundred twenty-two thousand, two hundred twenty-two".