102110121212 has 12 divisors (see below), whose sum is σ = 194937504216. Its totient is φ = 46413691440.

The previous prime is 102110121203. The next prime is 102110121241. The reversal of 102110121212 is 212121011201.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1160342243 + ... + 1160342330.

It is an arithmetic number, because the mean of its divisors is an integer number (16244792018).

Almost surely, 2^102110121212 is an apocalyptic number.

It is an amenable number.

102110121212 is a deficient number, since it is larger than the sum of its proper divisors (92827383004).

102110121212 is a wasteful number, since it uses less digits than its factorization.

102110121212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2320684588 (or 2320684586 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 14.

Adding to 102110121212 its reverse (212121011201), we get a palindrome (314231132413).

It can be divided in two parts, 102110 and 121212, that added together give a palindrome (223322).

The spelling of 102110121212 in words is "one hundred two billion, one hundred ten million, one hundred twenty-one thousand, two hundred twelve".