10212101011212 has 24 divisors (see below), whose sum is σ = 23829014158656. Its totient is φ = 3403922461008.

The previous prime is 10212101011201. The next prime is 10212101011253. The reversal of 10212101011212 is 21211010121201.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 10212101011191 and 10212101011200.

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, 13518138 + ... + 14253569.

It is an arithmetic number, because the mean of its divisors is an integer number (992875589944).

Almost surely, 2^{10212101011212} is an apocalyptic number.

10212101011212 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

10212101011212 is an abundant number, since it is smaller than the sum of its proper divisors (13616913147444).

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

10212101011212 is a wasteful number, since it uses less digits than its factorization.

10212101011212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27802357 (or 27802355 counting only the distinct ones).

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

Adding to 10212101011212 its reverse (21211010121201), we get a palindrome (31423111132413).

The spelling of 10212101011212 in words is "ten trillion, two hundred twelve billion, one hundred one million, eleven thousand, two hundred twelve".