101212122010112 has 40 divisors (see below), whose sum is σ = 202234061468076. Its totient is φ = 50604184829952.

The previous prime is 101212122010049. The next prime is 101212122010117. The reversal of 101212122010112 is 211010221212101.

It can be written as a sum of positive squares in 2 ways, for example, as 99459612027136 + 1752509982976 = 9972944^2 + 1323824^2 .

It is not an unprimeable number, because it can be changed into a prime (101212122010117) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10210508 + ... + 17512244.

Almost surely, 2^{101212122010112} is an apocalyptic number.

It is an amenable number.

101212122010112 is a deficient number, since it is larger than the sum of its proper divisors (101021939457964).

101212122010112 is an frugal number, since it uses more digits than its factorization.

101212122010112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7328828 (or 7328812 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 17.

Adding to 101212122010112 its reverse (211010221212101), we get a palindrome (312222343222213).

The spelling of 101212122010112 in words is "one hundred one trillion, two hundred twelve billion, one hundred twenty-two million, ten thousand, one hundred twelve".