212304006503346 has 64 divisors (see below), whose sum is σ = 434681716525056. Its totient is φ = 69090567537600.

The previous prime is 212304006503221. The next prime is 212304006503353. The reversal of 212304006503346 is 643305600403212.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 5986954056 + ... + 5986989516.

It is an arithmetic number, because the mean of its divisors is an integer number (6791901820704).

Almost surely, 2^{212304006503346} is an apocalyptic number.

212304006503346 is an abundant number, since it is smaller than the sum of its proper divisors (222377710021710).

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

212304006503346 is a wasteful number, since it uses less digits than its factorization.

212304006503346 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 45487.

The product of its (nonzero) digits is 311040, while the sum is 39.

Adding to 212304006503346 its reverse (643305600403212), we get a palindrome (855609606906558).

The spelling of 212304006503346 in words is "two hundred twelve trillion, three hundred four billion, six million, five hundred three thousand, three hundred forty-six".