22002102210122 has 4 divisors (see below), whose sum is σ = 33003153315186. Its totient is φ = 11001051105060.

The previous prime is 22002102210089. The next prime is 22002102210131. The reversal of 22002102210122 is 22101220120022.

It is a happy number.

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

It can be written as a sum of positive squares in only one way, i.e., 21956168719081 + 45933491041 = 4685741^2 + 214321^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 22002102210122.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5500525552529 + ... + 5500525552532.

Almost surely, 2^{22002102210122} is an apocalyptic number.

22002102210122 is a deficient number, since it is larger than the sum of its proper divisors (11001051105064).

22002102210122 is a wasteful number, since it uses less digits than its factorization.

22002102210122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11001051105063.

The product of its (nonzero) digits is 128, while the sum is 17.

Adding to 22002102210122 its reverse (22101220120022), we get a palindrome (44103322330144).

The spelling of 22002102210122 in words is "twenty-two trillion, two billion, one hundred two million, two hundred ten thousand, one hundred twenty-two".