102111120110 has 16 divisors (see below), whose sum is σ = 184355309232. Its totient is φ = 40721049600.

The previous prime is 102111120107. The next prime is 102111120127. The reversal of 102111120110 is 11021111201.

It is a junction number, because it is equal to n+sod(n) for n = 102111120091 and 102111120100.

It is a congruent number.

It is an unprimeable number.

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, 15421331 + ... + 15427950.

It is an arithmetic number, because the mean of its divisors is an integer number (11522206827).

Almost surely, 2^102111120110 is an apocalyptic number.

102111120110 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

102111120110 is a deficient number, since it is larger than the sum of its proper divisors (82244189122).

102111120110 is a wasteful number, since it uses less digits than its factorization.

102111120110 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 30849619.

The product of its (nonzero) digits is 4, while the sum is 11.

Adding to 102111120110 its reverse (11021111201), we get a palindrome (113132231311).

The spelling of 102111120110 in words is "one hundred two billion, one hundred eleven million, one hundred twenty thousand, one hundred ten".