102012110212 has 24 divisors (see below), whose sum is σ = 179346797280. Its totient is φ = 50770267200.

The previous prime is 102012110173. The next prime is 102012110279. The reversal of 102012110212 is 212011210201.

It is a junction number, because it is equal to n+sod(n) for n = 102012110192 and 102012110201.

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, 5519587 + ... + 5538037.

It is an arithmetic number, because the mean of its divisors is an integer number (7472783220).

Almost surely, 2^102012110212 is an apocalyptic number.

It is an amenable number.

102012110212 is a deficient number, since it is larger than the sum of its proper divisors (77334687068).

102012110212 is a wasteful number, since it uses less digits than its factorization.

102012110212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24771 (or 24769 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 13.

Adding to 102012110212 its reverse (212011210201), we get a palindrome (314023320413).

The spelling of 102012110212 in words is "one hundred two billion, twelve million, one hundred ten thousand, two hundred twelve".