22122221102 has 8 divisors (see below), whose sum is σ = 33255944256. Its totient is φ = 11036906352.

The previous prime is 22122221087. The next prime is 22122221111. The reversal of 22122221102 is 20112222122.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

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 3 ways as a sum of consecutive naturals, for example, 12100958 + ... + 12102785.

It is an arithmetic number, because the mean of its divisors is an integer number (4156993032).

Almost surely, 2^22122221102 is an apocalyptic number.

22122221102 is a deficient number, since it is larger than the sum of its proper divisors (11133723154).

22122221102 is a wasteful number, since it uses less digits than its factorization.

22122221102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24204202.

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

Adding to 22122221102 its reverse (20112222122), we get a palindrome (42234443224).

The spelling of 22122221102 in words is "twenty-two billion, one hundred twenty-two million, two hundred twenty-one thousand, one hundred two".