22010000202121 has 8 divisors (see below), whose sum is σ = 22969983263040. Its totient is φ = 21050269352112.

The previous prime is 22010000202107. The next prime is 22010000202139. The reversal of 22010000202121 is 12120200001022.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 22010000202121 - 2¹¹ = 22010000200073 is a prime.

It is not an unprimeable number, because it can be changed into a prime (22010000202161) 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, 62874375 + ... + 63223468.

It is an arithmetic number, because the mean of its divisors is an integer number (2871247907880).

Almost surely, 2^{22010000202121} is an apocalyptic number.

It is an amenable number.

22010000202121 is a deficient number, since it is larger than the sum of its proper divisors (959983060919).

22010000202121 is a wasteful number, since it uses less digits than its factorization.

22010000202121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 126105455.

The product of its (nonzero) digits is 32, while the sum is 13.

Adding to 22010000202121 its reverse (12120200001022), we get a palindrome (34130200203143).

The spelling of 22010000202121 in words is "twenty-two trillion, ten billion, two hundred two thousand, one hundred twenty-one".