213022243535 has 8 divisors (see below), whose sum is σ = 255629206176. Its totient is φ = 170416118880.

The previous prime is 213022243531. The next prime is 213022243537. The reversal of 213022243535 is 535342220312.

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

It is not a de Polignac number, because 213022243535 - 2² = 213022243531 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 (213022243531) 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, 745697 + ... + 991013.

It is an arithmetic number, because the mean of its divisors is an integer number (31953650772).

Almost surely, 2^213022243535 is an apocalyptic number.

213022243535 is a deficient number, since it is larger than the sum of its proper divisors (42606962641).

213022243535 is a wasteful number, since it uses less digits than its factorization.

213022243535 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 418993.

The product of its (nonzero) digits is 43200, while the sum is 32.

Adding to 213022243535 its reverse (535342220312), we get a palindrome (748364463847).

The spelling of 213022243535 in words is "two hundred thirteen billion, twenty-two million, two hundred forty-three thousand, five hundred thirty-five".