102111110212101 has 8 divisors (see below), whose sum is σ = 136149602535360. Its totient is φ = 68073345681792.

The previous prime is 102111110212039. The next prime is 102111110212121. The reversal of 102111110212101 is 101212011111201.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 102111110212101 - 2⁷ = 102111110211973 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (102111110212121) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 181620780 + ... + 182182133.

It is an arithmetic number, because the mean of its divisors is an integer number (17018700316920).

Almost surely, 2^{102111110212101} is an apocalyptic number.

It is an amenable number.

102111110212101 is a deficient number, since it is larger than the sum of its proper divisors (34038492323259).

102111110212101 is an equidigital number, since it uses as much as digits as its factorization.

102111110212101 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 363896475.

The product of its (nonzero) digits is 8, while the sum is 15.

Adding to 102111110212101 its reverse (101212011111201), we get a palindrome (203323121323302).

The spelling of 102111110212101 in words is "one hundred two trillion, one hundred eleven billion, one hundred ten million, two hundred twelve thousand, one hundred one".