22022021000121 has 8 divisors (see below), whose sum is σ = 29577020905824. Its totient is φ = 14574184213920.

The previous prime is 22022021000117. The next prime is 22022021000141. The reversal of 22022021000121 is 12100012022022.

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

It is not a de Polignac number, because 22022021000121 - 2² = 22022021000117 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 22022021000121.

It is not an unprimeable number, because it can be changed into a prime (22022021000141) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 26790779395 + ... + 26790780216.

It is an arithmetic number, because the mean of its divisors is an integer number (3697127613228).

Almost surely, 2^{22022021000121} is an apocalyptic number.

It is an amenable number.

22022021000121 is a deficient number, since it is larger than the sum of its proper divisors (7554999905703).

22022021000121 is a wasteful number, since it uses less digits than its factorization.

22022021000121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 53581559751.

The product of its (nonzero) digits is 64, while the sum is 15.

Adding to 22022021000121 its reverse (12100012022022), we get a palindrome (34122033022143).

The spelling of 22022021000121 in words is "twenty-two trillion, twenty-two billion, twenty-one million, one hundred twenty-one", and thus it is an aban number.