10011212101212 has 96 divisors (see below), whose sum is σ = 26713547288064. Its totient is φ = 2858527584000.

The previous prime is 10011212101201. The next prime is 10011212101237. The reversal of 10011212101212 is 21210121211001.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 10011212101191 and 10011212101200.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1611848787 + ... + 1611854997.

It is an arithmetic number, because the mean of its divisors is an integer number (278266117584).

Almost surely, 2^{10011212101212} is an apocalyptic number.

10011212101212 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

10011212101212 is an abundant number, since it is smaller than the sum of its proper divisors (16702335186852).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

10011212101212 is a wasteful number, since it uses less digits than its factorization.

10011212101212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15339 (or 15337 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 15.

Adding to 10011212101212 its reverse (21210121211001), we get a palindrome (31221333312213).

The spelling of 10011212101212 in words is "ten trillion, eleven billion, two hundred twelve million, one hundred one thousand, two hundred twelve".