22210122222212 has 24 divisors (see below), whose sum is σ = 39777178100352. Its totient is φ = 10845286452000.

The previous prime is 22210122222203. The next prime is 22210122222257. The reversal of 22210122222212 is 21222222101222.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7798739 + ... + 10258682.

It is an arithmetic number, because the mean of its divisors is an integer number (1657382420848).

Almost surely, 2^{22210122222212} is an apocalyptic number.

It is an amenable number.

22210122222212 is a deficient number, since it is larger than the sum of its proper divisors (17567055878140).

22210122222212 is a wasteful number, since it uses less digits than its factorization.

22210122222212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18064619 (or 18064617 counting only the distinct ones).

The product of its (nonzero) digits is 1024, while the sum is 23.

Adding to 22210122222212 its reverse (21222222101222), we get a palindrome (43432344323434).

The spelling of 22210122222212 in words is "twenty-two trillion, two hundred ten billion, one hundred twenty-two million, two hundred twenty-two thousand, two hundred twelve".