210230420312120 has 32 divisors (see below), whose sum is σ = 509404479988320. Its totient is φ = 77623539807360.

The previous prime is 210230420312117. The next prime is 210230420312167. The reversal of 210230420312120 is 21213024032012.

It is a super-2 number, since 2×210230420312120² (a number of 29 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 202144634396 + ... + 202144635435.

It is an arithmetic number, because the mean of its divisors is an integer number (15918889999635).

Almost surely, 2^{210230420312120} is an apocalyptic number.

210230420312120 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

210230420312120 is an abundant number, since it is smaller than the sum of its proper divisors (299174059676200).

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

210230420312120 is a wasteful number, since it uses less digits than its factorization.

210230420312120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 404289269855 (or 404289269851 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 23.

Adding to 210230420312120 its reverse (21213024032012), we get a palindrome (231443444344132).

The spelling of 210230420312120 in words is "two hundred ten trillion, two hundred thirty billion, four hundred twenty million, three hundred twelve thousand, one hundred twenty".