210342100434 has 8 divisors (see below), whose sum is σ = 420684200880. Its totient is φ = 70114033476.

The previous prime is 210342100417. The next prime is 210342100439. The reversal of 210342100434 is 434001243012.

It is a sphenic number, since it is the product of 3 distinct primes.

210342100434 is an admirable number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (210342100439) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 17528508364 + ... + 17528508375.

It is an arithmetic number, because the mean of its divisors is an integer number (52585525110).

Almost surely, 2^210342100434 is an apocalyptic number.

210342100434 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

210342100434 is a wasteful number, since it uses less digits than its factorization.

210342100434 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 35057016744.

The product of its (nonzero) digits is 2304, while the sum is 24.

Adding to 210342100434 its reverse (434001243012), we get a palindrome (644343343446).

The spelling of 210342100434 in words is "two hundred ten billion, three hundred forty-two million, one hundred thousand, four hundred thirty-four".