213532043105 has 16 divisors (see below), whose sum is σ = 256930414464. Its totient is φ = 170364902400.

The previous prime is 213532043083. The next prime is 213532043107. The reversal of 213532043105 is 501340235312.

It is a happy number.

It is not a de Polignac number, because 213532043105 - 2⁶ = 213532043041 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (213532043107) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2996924 + ... + 3067346.

It is an arithmetic number, because the mean of its divisors is an integer number (16058150904).

Almost surely, 2^213532043105 is an apocalyptic number.

It is an amenable number.

213532043105 is a deficient number, since it is larger than the sum of its proper divisors (43398371359).

213532043105 is a wasteful number, since it uses less digits than its factorization.

213532043105 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 72056.

The product of its (nonzero) digits is 10800, while the sum is 29.

Adding to 213532043105 its reverse (501340235312), we get a palindrome (714872278417).

The spelling of 213532043105 in words is "two hundred thirteen billion, five hundred thirty-two million, forty-three thousand, one hundred five".