102111120211210 has 64 divisors (see below), whose sum is σ = 202864550315904. Its totient is φ = 36696467808000.

The previous prime is 102111120211189. The next prime is 102111120211229. The reversal of 102111120211210 is 12112021111201.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2324037 + ... + 14478376.

It is an arithmetic number, because the mean of its divisors is an integer number (3169758598686).

Almost surely, 2^{102111120211210} is an apocalyptic number.

102111120211210 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

102111120211210 is a deficient number, since it is larger than the sum of its proper divisors (100753430104694).

102111120211210 is a wasteful number, since it uses less digits than its factorization.

102111120211210 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16803079.

The product of its (nonzero) digits is 16, while the sum is 16.

Adding to 102111120211210 its reverse (12112021111201), we get a palindrome (114223141322411).

The spelling of 102111120211210 in words is "one hundred two trillion, one hundred eleven billion, one hundred twenty million, two hundred eleven thousand, two hundred ten".