210340105000 has 40 divisors (see below), whose sum is σ = 492826877730. Its totient is φ = 84136040000.

The previous prime is 210340104991. The next prime is 210340105043. The reversal of 210340105000 is 501043012.

It can be written as a sum of positive squares in 5 ways, for example, as 5871543876 + 204468561124 = 76626^2 + 452182^2 .

It is a tau number, because it is divible by the number of its divisors (40).

It is a super-2 number, since 2×210340105000² (a number of 23 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 21029011 + ... + 21039010.

Almost surely, 2^210340105000 is an apocalyptic number.

210340105000 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

210340105000 is an abundant number, since it is smaller than the sum of its proper divisors (282486772730).

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

210340105000 is an equidigital number, since it uses as much as digits as its factorization.

210340105000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 42068047 (or 42068028 counting only the distinct ones).

The product of its (nonzero) digits is 120, while the sum is 16.

Adding to 210340105000 its reverse (501043012), we get a palindrome (210841148012).

The spelling of 210340105000 in words is "two hundred ten billion, three hundred forty million, one hundred five thousand".