102110111202111 has 8 divisors (see below), whose sum is σ = 136158775520640. Its totient is φ = 68067427175832.

The previous prime is 102110111202103. The next prime is 102110111202131. The reversal of 102110111202111 is 111202111011201.

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

It is not a de Polignac number, because 102110111202111 - 2³ = 102110111202103 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (102110111202131) 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, 1495033221 + ... + 1495101518.

It is an arithmetic number, because the mean of its divisors is an integer number (17019846940080).

Almost surely, 2^{102110111202111} is an apocalyptic number.

102110111202111 is a deficient number, since it is larger than the sum of its proper divisors (34048664318529).

102110111202111 is a wasteful number, since it uses less digits than its factorization.

102110111202111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2990146125.

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

Adding to 102110111202111 its reverse (111202111011201), we get a palindrome (213312222213312).

The spelling of 102110111202111 in words is "one hundred two trillion, one hundred ten billion, one hundred eleven million, two hundred two thousand, one hundred eleven".