102110111211210 has 16 divisors (see below), whose sum is σ = 245064266906976. Its totient is φ = 27229362989648.

The previous prime is 102110111211209. The next prime is 102110111211271. The reversal of 102110111211210 is 12112111011201.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a self number, because there is not a number n which added to its sum of digits gives 102110111211210.

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, 1701835186824 + ... + 1701835186883.

It is an arithmetic number, because the mean of its divisors is an integer number (15316516681686).

Almost surely, 2^{102110111211210} is an apocalyptic number.

102110111211210 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

102110111211210 is an abundant number, since it is smaller than the sum of its proper divisors (142954155695766).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

102110111211210 is a wasteful number, since it uses less digits than its factorization.

102110111211210 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3403670373717.

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

Adding to 102110111211210 its reverse (12112111011201), we get a palindrome (114222222222411).

The spelling of 102110111211210 in words is "one hundred two trillion, one hundred ten billion, one hundred eleven million, two hundred eleven thousand, two hundred ten".