11112222102 has 16 divisors (see below), whose sum is σ = 22492209600. Its totient is φ = 3659446472.

The previous prime is 11112222097. The next prime is 11112222119. The reversal of 11112222102 is 20122221111.

11112222102 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 11156352 + ... + 11157347.

It is an arithmetic number, because the mean of its divisors is an integer number (1405763100).

Almost surely, 2^11112222102 is an apocalyptic number.

11112222102 is an abundant number, since it is smaller than the sum of its proper divisors (11379987498).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

11112222102 is a wasteful number, since it uses less digits than its factorization.

11112222102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22313787.

The product of its (nonzero) digits is 32, while the sum is 15.

Adding to 11112222102 its reverse (20122221111), we get a palindrome (31234443213).

Subtracting 11112222102 from its reverse (20122221111), we obtain a palindrome (9009999009).

The spelling of 11112222102 in words is "eleven billion, one hundred twelve million, two hundred twenty-two thousand, one hundred two".