210212120000120 has 128 divisors (see below), whose sum is σ = 577487678860800. Its totient is φ = 67260329427456.

The previous prime is 210212120000093. The next prime is 210212120000159. The reversal of 210212120000120 is 21000021212012.

It is a Harshad number since it is a multiple of its sum of digits (14).

It is a junction number, because it is equal to n+sod(n) for n = 210212120000095 and 210212120000104.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (31) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 294520847 + ... + 295233726.

It is an arithmetic number, because the mean of its divisors is an integer number (4511622491100).

Almost surely, 2^{210212120000120} is an apocalyptic number.

210212120000120 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

210212120000120 is an abundant number, since it is smaller than the sum of its proper divisors (367275558860680).

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

210212120000120 is a wasteful number, since it uses less digits than its factorization.

210212120000120 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 589754677 (or 589754673 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 14.

Adding to 210212120000120 its reverse (21000021212012), we get a palindrome (231212141212132).

The spelling of 210212120000120 in words is "two hundred ten trillion, two hundred twelve billion, one hundred twenty million, one hundred twenty", and thus it is an aban number.