210022100000120 has 32 divisors (see below), whose sum is σ = 472550332363200. Its totient is φ = 84008732024448.

The previous prime is 210022100000057. The next prime is 210022100000129. The reversal of 210022100000120 is 21000001220012.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (210022100000129) 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, 32968802 + ... + 38819918.

It is an arithmetic number, because the mean of its divisors is an integer number (14767197886350).

Almost surely, 2^{210022100000120} is an apocalyptic number.

210022100000120 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

210022100000120 is an abundant number, since it is smaller than the sum of its proper divisors (262528232363080).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

210022100000120 is a wasteful number, since it uses less digits than its factorization.

210022100000120 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6748487 (or 6748483 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 11.

Adding to 210022100000120 its reverse (21000001220012), we get a palindrome (231022101220132).

The spelling of 210022100000120 in words is "two hundred ten trillion, twenty-two billion, one hundred million, one hundred twenty", and thus it is an aban number.