134213230213 has 8 divisors (see below), whose sum is σ = 135579909528. Its totient is φ = 132849690624.

The previous prime is 134213230103. The next prime is 134213230243. The reversal of 134213230213 is 312032312431.

It can be written as a sum of positive squares in 4 ways, for example, as 13299163684 + 120914066529 = 115322^2 + 347727^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-134213230213 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (134213230243) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 698956 + ... + 870037.

It is an arithmetic number, because the mean of its divisors is an integer number (16947488691).

Almost surely, 2^134213230213 is an apocalyptic number.

It is an amenable number.

134213230213 is a deficient number, since it is larger than the sum of its proper divisors (1366679315).

134213230213 is a wasteful number, since it uses less digits than its factorization.

134213230213 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1569863.

The product of its (nonzero) digits is 2592, while the sum is 25.

Adding to 134213230213 its reverse (312032312431), we get a palindrome (446245542644).

The spelling of 134213230213 in words is "one hundred thirty-four billion, two hundred thirteen million, two hundred thirty thousand, two hundred thirteen".