22202021122222 has 8 divisors (see below), whose sum is σ = 33432615464976. Its totient is φ = 11057815967232.

The previous prime is 22202021122217. The next prime is 22202021122247. The reversal of 22202021122222 is 22222112020222.

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 = 22202021122193 and 22202021122202.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 21597296298 + ... + 21597297325.

It is an arithmetic number, because the mean of its divisors is an integer number (4179076933122).

Almost surely, 2^{22202021122222} is an apocalyptic number.

22202021122222 is a deficient number, since it is larger than the sum of its proper divisors (11230594342754).

22202021122222 is a wasteful number, since it uses less digits than its factorization.

22202021122222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 43194593882.

The product of its (nonzero) digits is 1024, while the sum is 22.

Adding to 22202021122222 its reverse (22222112020222), we get a palindrome (44424133142444).

The spelling of 22202021122222 in words is "twenty-two trillion, two hundred two billion, twenty-one million, one hundred twenty-two thousand, two hundred twenty-two".