213342132245406 has 16 divisors (see below), whose sum is σ = 449141331043200. Its totient is φ = 67371199656408.

The previous prime is 213342132245399. The next prime is 213342132245423. The reversal of 213342132245406 is 604542231243312.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 935711106226 + ... + 935711106453.

It is an arithmetic number, because the mean of its divisors is an integer number (28071333190200).

Almost surely, 2^{213342132245406} is an apocalyptic number.

213342132245406 is an abundant number, since it is smaller than the sum of its proper divisors (235799198797794).

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

213342132245406 is a wasteful number, since it uses less digits than its factorization.

213342132245406 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1871422212703.

The product of its (nonzero) digits is 829440, while the sum is 42.

Adding to 213342132245406 its reverse (604542231243312), we get a palindrome (817884363488718).

The spelling of 213342132245406 in words is "two hundred thirteen trillion, three hundred forty-two billion, one hundred thirty-two million, two hundred forty-five thousand, four hundred six".