22101220122202 has 64 divisors (see below), whose sum is σ = 36920795804928. Its totient is φ = 9857094336000.

The previous prime is 22101220122199. The next prime is 22101220122217. The reversal of 22101220122202 is 20222102210122.

It is a self number, because there is not a number n which added to its sum of digits gives 22101220122202.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 882941427 + ... + 882966457.

It is an arithmetic number, because the mean of its divisors is an integer number (576887434452).

Almost surely, 2^{22101220122202} is an apocalyptic number.

22101220122202 is a deficient number, since it is larger than the sum of its proper divisors (14819575682726).

22101220122202 is a wasteful number, since it uses less digits than its factorization.

22101220122202 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 32935.

The product of its (nonzero) digits is 256, while the sum is 19.

Adding to 22101220122202 its reverse (20222102210122), we get a palindrome (42323322332324).

The spelling of 22101220122202 in words is "twenty-two trillion, one hundred one billion, two hundred twenty million, one hundred twenty-two thousand, two hundred two".