210210221120 has 112 divisors (see below), whose sum is σ = 504010330560. Its totient is φ = 83506612224.

The previous prime is 210210221087. The next prime is 210210221141. The reversal of 210210221120 is 21122012012.

It is a junction number, because it is equal to n+sod(n) for n = 210210221095 and 210210221104.

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, 39019067 + ... + 39024453.

Almost surely, 2^210210221120 is an apocalyptic number.

210210221120 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 210210221120, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (252005165280).

210210221120 is an abundant number, since it is smaller than the sum of its proper divisors (293800109440).

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

210210221120 is a wasteful number, since it uses less digits than its factorization.

210210221120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6220 (or 6210 counting only the distinct ones).

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

Adding to 210210221120 its reverse (21122012012), we get a palindrome (231332233132).

The spelling of 210210221120 in words is "two hundred ten billion, two hundred ten million, two hundred twenty-one thousand, one hundred twenty".