210342215320 has 32 divisors (see below), whose sum is σ = 473304078720. Its totient is φ = 84130824960.

The previous prime is 210342215311. The next prime is 210342215333. The reversal of 210342215320 is 23512243012.

It is a congruent number.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 395044 + ... + 759436.

It is an arithmetic number, because the mean of its divisors is an integer number (14790752460).

Almost surely, 2^210342215320 is an apocalyptic number.

210342215320 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

210342215320 is an abundant number, since it is smaller than the sum of its proper divisors (262961863400).

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

210342215320 is a wasteful number, since it uses less digits than its factorization.

210342215320 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 378835 (or 378831 counting only the distinct ones).

The product of its (nonzero) digits is 2880, while the sum is 25.

Adding to 210342215320 its reverse (23512243012), we get a palindrome (233854458332).

The spelling of 210342215320 in words is "two hundred ten billion, three hundred forty-two million, two hundred fifteen thousand, three hundred twenty".