11122002111 has 8 divisors (see below), whose sum is σ = 16177457664. Its totient is φ = 6740607320.

The previous prime is 11122001999. The next prime is 11122002113. The reversal of 11122002111 is 11120022111.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 11122002111 - 2⁹ = 11122001599 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11122002113) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 168515151 + ... + 168515216.

It is an arithmetic number, because the mean of its divisors is an integer number (2022182208).

Almost surely, 2^11122002111 is an apocalyptic number.

11122002111 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

11122002111 is a deficient number, since it is larger than the sum of its proper divisors (5055455553).

11122002111 is a wasteful number, since it uses less digits than its factorization.

11122002111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 337030381.

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

Adding to 11122002111 its reverse (11120022111), we get a palindrome (22242024222).

The spelling of 11122002111 in words is "eleven billion, one hundred twenty-two million, two thousand, one hundred eleven".