11132212111 has 2 divisors, whose sum is σ = 11132212112. Its totient is φ = 11132212110.

The previous prime is 11132212033. The next prime is 11132212159. The reversal of 11132212111 is 11121223111.

It is a happy number.

It is a strong prime.

It is an emirp because it is prime and its reverse (11121223111) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 11132212111 - 2⁹ = 11132211599 is a prime.

It is a super-2 number, since 2×11132212111² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11132212171) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5566106055 + 5566106056.

It is an arithmetic number, because the mean of its divisors is an integer number (5566106056).

Almost surely, 2^11132212111 is an apocalyptic number.

11132212111 is a deficient number, since it is larger than the sum of its proper divisors (1).

11132212111 is an equidigital number, since it uses as much as digits as its factorization.

11132212111 is an evil number, because the sum of its binary digits is even.

The product of its digits is 24, while the sum is 16.

Adding to 11132212111 its reverse (11121223111), we get a palindrome (22253435222).

The spelling of 11132212111 in words is "eleven billion, one hundred thirty-two million, two hundred twelve thousand, one hundred eleven".