101212111000212 has 24 divisors (see below), whose sum is σ = 239150979580800. Its totient is φ = 33310315012416.

The previous prime is 101212111000193. The next prime is 101212111000271. The reversal of 101212111000212 is 212000111212101.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 101212111000191 and 101212111000200.

It is a congruent number.

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, 53381914137 + ... + 53381916032.

It is an arithmetic number, because the mean of its divisors is an integer number (9964624149200).

Almost surely, 2^{101212111000212} is an apocalyptic number.

101212111000212 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

101212111000212 is an abundant number, since it is smaller than the sum of its proper divisors (137938868580588).

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

101212111000212 is a wasteful number, since it uses less digits than its factorization.

101212111000212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 106763830255 (or 106763830253 counting only the distinct ones).

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

Adding to 101212111000212 its reverse (212000111212101), we get a palindrome (313212222212313).

The spelling of 101212111000212 in words is "one hundred one trillion, two hundred twelve billion, one hundred eleven million, two hundred twelve", and thus it is an aban number.