213340040134 has 16 divisors (see below), whose sum is σ = 344653596000. Its totient is φ = 98456811840.

The previous prime is 213340040113. The next prime is 213340040143. The reversal of 213340040134 is 431040043312.

213340040134 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 213340040099 and 213340040108.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 14367 + ... + 653365.

It is an arithmetic number, because the mean of its divisors is an integer number (21540849750).

Almost surely, 2^213340040134 is an apocalyptic number.

213340040134 is a deficient number, since it is larger than the sum of its proper divisors (131313555866).

213340040134 is a wasteful number, since it uses less digits than its factorization.

213340040134 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 651855.

The product of its (nonzero) digits is 3456, while the sum is 25.

Adding to 213340040134 its reverse (431040043312), we get a palindrome (644380083446).

The spelling of 213340040134 in words is "two hundred thirteen billion, three hundred forty million, forty thousand, one hundred thirty-four".