11153223213 has 16 divisors (see below), whose sum is σ = 16274715456. Its totient is φ = 6737927040.

The previous prime is 11153223209. The next prime is 11153223229. The reversal of 11153223213 is 31232235111.

It is a happy number.

It is not a de Polignac number, because 11153223213 - 2² = 11153223209 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11153223233) 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, 529570 + ... + 550227.

It is an arithmetic number, because the mean of its divisors is an integer number (1017169716).

Almost surely, 2^11153223213 is an apocalyptic number.

It is an amenable number.

11153223213 is a deficient number, since it is larger than the sum of its proper divisors (5121492243).

11153223213 is a wasteful number, since it uses less digits than its factorization.

11153223213 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1080124.

The product of its digits is 1080, while the sum is 24.

Adding to 11153223213 its reverse (31232235111), we get a palindrome (42385458324).

The spelling of 11153223213 in words is "eleven billion, one hundred fifty-three million, two hundred twenty-three thousand, two hundred thirteen".