213232133011 has 4 divisors (see below), whose sum is σ = 215224956792. Its totient is φ = 211239309232.

The previous prime is 213232132963. The next prime is 213232133021. The reversal of 213232133011 is 110331232312.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 213232133011 - 2¹⁵ = 213232100243 is a prime.

It is a super-2 number, since 2×213232133011² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (213232133021) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 996411730 + ... + 996411943.

It is an arithmetic number, because the mean of its divisors is an integer number (53806239198).

Almost surely, 2^213232133011 is an apocalyptic number.

213232133011 is a deficient number, since it is larger than the sum of its proper divisors (1992823781).

213232133011 is a wasteful number, since it uses less digits than its factorization.

213232133011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1992823780.

The product of its (nonzero) digits is 648, while the sum is 22.

Adding to 213232133011 its reverse (110331232312), we get a palindrome (323563365323).

The spelling of 213232133011 in words is "two hundred thirteen billion, two hundred thirty-two million, one hundred thirty-three thousand, eleven".