22121020101022 has 8 divisors (see below), whose sum is σ = 33373330904376. Its totient is φ = 10996576466232.

The previous prime is 22121020100999. The next prime is 22121020101083. The reversal of 22121020101022 is 22010102012122.

It is a happy number.

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

It is a junction number, because it is equal to n+sod(n) for n = 22121020100987 and 22121020101005.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 31966791708 + ... + 31966792399.

It is an arithmetic number, because the mean of its divisors is an integer number (4171666363047).

Almost surely, 2^{22121020101022} is an apocalyptic number.

22121020101022 is a deficient number, since it is larger than the sum of its proper divisors (11252310803354).

22121020101022 is a wasteful number, since it uses less digits than its factorization.

22121020101022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 63933584282.

The product of its (nonzero) digits is 64, while the sum is 16.

Adding to 22121020101022 its reverse (22010102012122), we get a palindrome (44131122113144).

The spelling of 22121020101022 in words is "twenty-two trillion, one hundred twenty-one billion, twenty million, one hundred one thousand, twenty-two".