11013213111 has 16 divisors (see below), whose sum is σ = 15040636800. Its totient is φ = 7165757088.

The previous prime is 11013213103. The next prime is 11013213121. The reversal of 11013213111 is 11131231011.

It is not a de Polignac number, because 11013213111 - 2³ = 11013213103 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11013213121) 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, 199216 + ... + 248421.

It is an arithmetic number, because the mean of its divisors is an integer number (940039800).

Almost surely, 2^11013213111 is an apocalyptic number.

11013213111 is a deficient number, since it is larger than the sum of its proper divisors (4027423689).

11013213111 is a wasteful number, since it uses less digits than its factorization.

11013213111 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 447838.

The product of its (nonzero) digits is 18, while the sum is 15.

Adding to 11013213111 its reverse (11131231011), we get a palindrome (22144444122).

The spelling of 11013213111 in words is "eleven billion, thirteen million, two hundred thirteen thousand, one hundred eleven".