22210002000021 has 32 divisors (see below), whose sum is σ = 32993796096000. Its totient is φ = 13173816668480.

The previous prime is 22210002000019. The next prime is 22210002000029. The reversal of 22210002000021 is 12000020001222.

It is a cyclic number.

It is not a de Polignac number, because 22210002000021 - 2¹ = 22210002000019 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 22210001999970 and 22210002000006.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22210002000029) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 56382655 + ... + 56775203.

It is an arithmetic number, because the mean of its divisors is an integer number (1031056128000).

Almost surely, 2^{22210002000021} is an apocalyptic number.

It is an amenable number.

22210002000021 is a deficient number, since it is larger than the sum of its proper divisors (10783794095979).

22210002000021 is a wasteful number, since it uses less digits than its factorization.

22210002000021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 429089.

The product of its (nonzero) digits is 32, while the sum is 12.

Adding to 22210002000021 its reverse (12000020001222), we get a palindrome (34210022001243).

The spelling of 22210002000021 in words is "twenty-two trillion, two hundred ten billion, two million, twenty-one", and thus it is an aban number.