102110112222111 has 12 divisors (see below), whose sum is σ = 168562724938192. Its totient is φ = 58348635555456.

The previous prime is 102110112222103. The next prime is 102110112222119. The reversal of 102110112222111 is 111222211011201.

It is a happy number.

102110112222111 is a `hidden beast` number, since 10 + 211 + 0 + 11 + 222 + 211 + 1 = 666.

It is an interprime number because it is at equal distance from previous prime (102110112222103) and next prime (102110112222119).

It is not a de Polignac number, because 102110112222111 - 2³ = 102110112222103 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (102110112222119) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (31) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 810397715986 + ... + 810397716111.

Almost surely, 2^{102110112222111} is an apocalyptic number.

102110112222111 is a deficient number, since it is larger than the sum of its proper divisors (66452612716081).

102110112222111 is a wasteful number, since it uses less digits than its factorization.

102110112222111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1620795432110 (or 1620795432107 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 18.

Adding to 102110112222111 its reverse (111222211011201), we get a palindrome (213332323233312).

The spelling of 102110112222111 in words is "one hundred two trillion, one hundred ten billion, one hundred twelve million, two hundred twenty-two thousand, one hundred eleven".