213533514334 has 64 divisors (see below), whose sum is σ = 373236802560. Its totient is φ = 89741836800.

The previous prime is 213533514329. The next prime is 213533514353. The reversal of 213533514334 is 433415335312.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 213533514293 and 213533514302.

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 31 ways as a sum of consecutive naturals, for example, 64257597 + ... + 64260919.

It is an arithmetic number, because the mean of its divisors is an integer number (5831825040).

Almost surely, 2^213533514334 is an apocalyptic number.

213533514334 is a deficient number, since it is larger than the sum of its proper divisors (159703288226).

213533514334 is a wasteful number, since it uses less digits than its factorization.

213533514334 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3865.

The product of its digits is 194400, while the sum is 37.

Adding to 213533514334 its reverse (433415335312), we get a palindrome (646948849646).

The spelling of 213533514334 in words is "two hundred thirteen billion, five hundred thirty-three million, five hundred fourteen thousand, three hundred thirty-four".