122212202222 has 32 divisors (see below), whose sum is σ = 204107955840. Its totient is φ = 54412152480.

The previous prime is 122212202183. The next prime is 122212202243. The reversal of 122212202222 is 222202212221.

It is a junction number, because it is equal to n+sod(n) for n = 122212202194 and 122212202203.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 189593 + ... + 529499.

It is an arithmetic number, because the mean of its divisors is an integer number (6378373620).

Almost surely, 2^122212202222 is an apocalyptic number.

122212202222 is a deficient number, since it is larger than the sum of its proper divisors (81895753618).

122212202222 is a wasteful number, since it uses less digits than its factorization.

122212202222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 340256.

The product of its (nonzero) digits is 512, while the sum is 20.

Adding to 122212202222 its reverse (222202212221), we get a palindrome (344414414443).

Subtracting 122212202222 from its reverse (222202212221), we obtain a palindrome (99990009999).

The spelling of 122212202222 in words is "one hundred twenty-two billion, two hundred twelve million, two hundred two thousand, two hundred twenty-two".