11102202111 has 32 divisors (see below), whose sum is σ = 19875276288. Its totient is φ = 5323731840.

The previous prime is 11102202109. The next prime is 11102202119. The reversal of 11102202111 is 11120220111.

It is not a de Polignac number, because 11102202111 - 2¹ = 11102202109 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11102202119) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1845516 + ... + 1851521.

It is an arithmetic number, because the mean of its divisors is an integer number (621102384).

Almost surely, 2^11102202111 is an apocalyptic number.

11102202111 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

11102202111 is a deficient number, since it is larger than the sum of its proper divisors (8773074177).

11102202111 is a wasteful number, since it uses less digits than its factorization.

11102202111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3697071.

The product of its (nonzero) digits is 8, while the sum is 12.

Adding to 11102202111 its reverse (11120220111), we get a palindrome (22222422222).

The spelling of 11102202111 in words is "eleven billion, one hundred two million, two hundred two thousand, one hundred eleven".