101112101212 has 12 divisors (see below), whose sum is σ = 178770365200. Its totient is φ = 50034854016.

The previous prime is 101112101177. The next prime is 101112101267. The reversal of 101112101212 is 212101211101.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 101112101192 and 101112101201.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 130298712 + ... + 130299487.

Almost surely, 2^101112101212 is an apocalyptic number.

It is an amenable number.

101112101212 is a deficient number, since it is larger than the sum of its proper divisors (77658263988).

101112101212 is a wasteful number, since it uses less digits than its factorization.

101112101212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 260598300 (or 260598298 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 13.

Adding to 101112101212 its reverse (212101211101), we get a palindrome (313213312313).

The spelling of 101112101212 in words is "one hundred one billion, one hundred twelve million, one hundred one thousand, two hundred twelve".