22101220022122 has 8 divisors (see below), whose sum is σ = 33151998439872. Its totient is φ = 11050553875500.

The previous prime is 22101220022087. The next prime is 22101220022159. The reversal of 22101220022122 is 22122002210122.

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

It is a self number, because there is not a number n which added to its sum of digits gives 22101220022122.

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, 27573904 + ... + 28364107.

It is an arithmetic number, because the mean of its divisors is an integer number (4143999804984).

Almost surely, 2^{22101220022122} is an apocalyptic number.

22101220022122 is a deficient number, since it is larger than the sum of its proper divisors (11050778417750).

22101220022122 is a wasteful number, since it uses less digits than its factorization.

22101220022122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 56135564.

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

Adding to 22101220022122 its reverse (22122002210122), we get a palindrome (44223222232244).

The spelling of 22101220022122 in words is "twenty-two trillion, one hundred one billion, two hundred twenty million, twenty-two thousand, one hundred twenty-two".