22210103200021 has 24 divisors (see below), whose sum is σ = 24845252987520. Its totient is φ = 19833816425280.

The previous prime is 22210103199931. The next prime is 22210103200069. The reversal of 22210103200021 is 12000230101222.

It is a happy number.

It is not a de Polignac number, because 22210103200021 - 2⁹ = 22210103199509 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 22210103199968 and 22210103200004.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22210103200321) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 8301225 + ... + 10645681.

It is an arithmetic number, because the mean of its divisors is an integer number (1035218874480).

Almost surely, 2^{22210103200021} is an apocalyptic number.

It is an amenable number.

22210103200021 is a deficient number, since it is larger than the sum of its proper divisors (2635149787499).

22210103200021 is a wasteful number, since it uses less digits than its factorization.

22210103200021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2345865 (or 2345854 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 16.

Adding to 22210103200021 its reverse (12000230101222), we get a palindrome (34210333301243).

The spelling of 22210103200021 in words is "twenty-two trillion, two hundred ten billion, one hundred three million, two hundred thousand, twenty-one".