102110120211 has 12 divisors (see below), whose sum is σ = 149648992136. Its totient is φ = 61884921120.

The previous prime is 102110120191. The next prime is 102110120239. The reversal of 102110120211 is 112021011201.

It is not a de Polignac number, because 102110120211 - 2²³ = 102101731603 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (102110120311) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 140647186 + ... + 140647911.

Almost surely, 2^102110120211 is an apocalyptic number.

102110120211 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

102110120211 is a deficient number, since it is larger than the sum of its proper divisors (47538871925).

102110120211 is a wasteful number, since it uses less digits than its factorization.

102110120211 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 281295122 (or 281295111 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 12.

Adding to 102110120211 its reverse (112021011201), we get a palindrome (214131131412).

The spelling of 102110120211 in words is "one hundred two billion, one hundred ten million, one hundred twenty thousand, two hundred eleven".