11102223213 has 6 divisors (see below), whose sum is σ = 16036544654. Its totient is φ = 7401482136.

The previous prime is 11102223179. The next prime is 11102223217. The reversal of 11102223213 is 31232220111.

It can be written as a sum of positive squares in only one way, i.e., 11100097449 + 2125764 = 105357^2 + 1458^2 .

It is not a de Polignac number, because 11102223213 - 2¹⁸ = 11101961069 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 (11102223217) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 616790170 + ... + 616790187.

Almost surely, 2^11102223213 is an apocalyptic number.

It is an amenable number.

11102223213 is a deficient number, since it is larger than the sum of its proper divisors (4934321441).

11102223213 is a wasteful number, since it uses less digits than its factorization.

11102223213 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1233580363 (or 1233580360 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 18.

Adding to 11102223213 its reverse (31232220111), we get a palindrome (42334443324).

The spelling of 11102223213 in words is "eleven billion, one hundred two million, two hundred twenty-three thousand, two hundred thirteen".