22021020110121 has 8 divisors (see below), whose sum is σ = 30044182476000. Its totient is φ = 14339268908832.

The previous prime is 22021020110119. The next prime is 22021020110137. The reversal of 22021020110121 is 12101102012022.

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

It is not a de Polignac number, because 22021020110121 - 2¹ = 22021020110119 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 22021020110121.

It is not an unprimeable number, because it can be changed into a prime (22021020110171) by changing a digit.

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 in 7 ways as a sum of consecutive naturals, for example, 85352790996 + ... + 85352791253.

It is an arithmetic number, because the mean of its divisors is an integer number (3755522809500).

Almost surely, 2^{22021020110121} is an apocalyptic number.

It is an amenable number.

22021020110121 is a deficient number, since it is larger than the sum of its proper divisors (8023162365879).

22021020110121 is a wasteful number, since it uses less digits than its factorization.

22021020110121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 170705582295.

The product of its (nonzero) digits is 32, while the sum is 15.

Adding to 22021020110121 its reverse (12101102012022), we get a palindrome (34122122122143).

The spelling of 22021020110121 in words is "twenty-two trillion, twenty-one billion, twenty million, one hundred ten thousand, one hundred twenty-one".