111100100221102 has 16 divisors (see below), whose sum is σ = 176454000387792. Its totient is φ = 52282133426560.

The previous prime is 111100100221079. The next prime is 111100100221129. The reversal of 111100100221102 is 201122001001111.

It is a happy number.

It is a super-3 number, since 3×111100100221102³ (a number of 43 digits) contains 333 as substring.

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, 1488424 + ... + 14980507.

It is an arithmetic number, because the mean of its divisors is an integer number (11028375024237).

Almost surely, 2^{111100100221102} is an apocalyptic number.

111100100221102 is a deficient number, since it is larger than the sum of its proper divisors (65353900166690).

111100100221102 is a wasteful number, since it uses less digits than its factorization.

111100100221102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16667363.

The product of its (nonzero) digits is 8, while the sum is 13.

Adding to 111100100221102 its reverse (201122001001111), we get a palindrome (312222101222213).

The spelling of 111100100221102 in words is "one hundred eleven trillion, one hundred billion, one hundred million, two hundred twenty-one thousand, one hundred two".