11652222213 has 24 divisors (see below), whose sum is σ = 17025660288. Its totient is φ = 7678577952.

The previous prime is 11652222203. The next prime is 11652222221. The reversal of 11652222213 is 31222225611.

11652222213 is a `hidden beast` number, since 1 + 1 + 652 + 2 + 2 + 2 + 2 + 1 + 3 = 666.

It is not a de Polignac number, because 11652222213 - 2⁶ = 11652222149 is a prime.

It is a super-2 number, since 2×11652222213² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11652222203) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 505056 + ... + 527622.

It is an arithmetic number, because the mean of its divisors is an integer number (709402512).

Almost surely, 2^11652222213 is an apocalyptic number.

It is an amenable number.

11652222213 is a deficient number, since it is larger than the sum of its proper divisors (5373438075).

11652222213 is a wasteful number, since it uses less digits than its factorization.

11652222213 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23233 (or 23230 counting only the distinct ones).

The product of its digits is 2880, while the sum is 27.

Adding to 11652222213 its reverse (31222225611), we get a palindrome (42874447824).

The spelling of 11652222213 in words is "eleven billion, six hundred fifty-two million, two hundred twenty-two thousand, two hundred thirteen".