102120101012110 has 16 divisors (see below), whose sum is σ = 183954701952576. Its totient is φ = 40817258153568.

The previous prime is 102120101012099. The next prime is 102120101012143. The reversal of 102120101012110 is 11210101021201.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3847767477 + ... + 3847794016.

It is an arithmetic number, because the mean of its divisors is an integer number (11497168872036).

Almost surely, 2^{102120101012110} is an apocalyptic number.

102120101012110 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

102120101012110 is a deficient number, since it is larger than the sum of its proper divisors (81834600940466).

102120101012110 is a wasteful number, since it uses less digits than its factorization.

102120101012110 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7695562827.

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

Adding to 102120101012110 its reverse (11210101021201), we get a palindrome (113330202033311).

Subtracting from 102120101012110 its reverse (11210101021201), we obtain a palindrome (90909999990909).

The spelling of 102120101012110 in words is "one hundred two trillion, one hundred twenty billion, one hundred one million, twelve thousand, one hundred ten".