210013102120 has 64 divisors (see below), whose sum is σ = 494376048000. Its totient is φ = 80140693248.

The previous prime is 210013102109. The next prime is 210013102139. The reversal of 210013102120 is 21201310012.

It is a self number, because there is not a number n which added to its sum of digits gives 210013102120.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 47526 + ... + 649834.

It is an arithmetic number, because the mean of its divisors is an integer number (7724625750).

Almost surely, 2^210013102120 is an apocalyptic number.

210013102120 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 210013102120, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (247188024000).

210013102120 is an abundant number, since it is smaller than the sum of its proper divisors (284362945880).

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

210013102120 is a wasteful number, since it uses less digits than its factorization.

210013102120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 602722 (or 602718 counting only the distinct ones).

The product of its (nonzero) digits is 24, while the sum is 13.

Adding to 210013102120 its reverse (21201310012), we get a palindrome (231214412132).

The spelling of 210013102120 in words is "two hundred ten billion, thirteen million, one hundred two thousand, one hundred twenty".