11212032111 has 16 divisors (see below), whose sum is σ = 17827828224. Its totient is φ = 6128315424.

The previous prime is 11212032109. The next prime is 11212032127. The reversal of 11212032111 is 11123021211.

It is not a de Polignac number, because 11212032111 - 2¹ = 11212032109 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11212034111) 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, 11606176 + ... + 11607141.

It is an arithmetic number, because the mean of its divisors is an integer number (1114239264).

Almost surely, 2^11212032111 is an apocalyptic number.

11212032111 is a deficient number, since it is larger than the sum of its proper divisors (6615796113).

11212032111 is a wasteful number, since it uses less digits than its factorization.

11212032111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23213350.

The product of its (nonzero) digits is 24, while the sum is 15.

Adding to 11212032111 its reverse (11123021211), we get a palindrome (22335053322).

The spelling of 11212032111 in words is "eleven billion, two hundred twelve million, thirty-two thousand, one hundred eleven".