21010210000222 has 16 divisors (see below), whose sum is σ = 32906640199680. Its totient is φ = 10041915881272.

The previous prime is 21010210000177. The next prime is 21010210000231. The reversal of 21010210000222 is 22200001201012.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 146414398 + ... + 146557825.

It is an arithmetic number, because the mean of its divisors is an integer number (2056665012480).

Almost surely, 2^{21010210000222} is an apocalyptic number.

21010210000222 is a deficient number, since it is larger than the sum of its proper divisors (11896430199458).

21010210000222 is a wasteful number, since it uses less digits than its factorization.

21010210000222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 292973807.

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

Adding to 21010210000222 its reverse (22200001201012), we get a palindrome (43210211201234).

The spelling of 21010210000222 in words is "twenty-one trillion, ten billion, two hundred ten million, two hundred twenty-two", and thus it is an aban number.