10212112011112 has 128 divisors (see below), whose sum is σ = 21253300992000. Its totient is φ = 4561580800000.

The previous prime is 10212112011109. The next prime is 10212112011133. The reversal of 10212112011112 is 21111021121201.

It is a super-2 number, since 2×10212112011112² (a number of 27 digits) contains 22 as substring.

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, 782590764 + ... + 782603812.

It is an arithmetic number, because the mean of its divisors is an integer number (166041414000).

Almost surely, 2^{10212112011112} is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 10212112011112, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (10626650496000).

10212112011112 is an abundant number, since it is smaller than the sum of its proper divisors (11041188980888).

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

10212112011112 is a wasteful number, since it uses less digits than its factorization.

10212112011112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13819 (or 13815 counting only the distinct ones).

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

Adding to 10212112011112 its reverse (21111021121201), we get a palindrome (31323133132313).

The spelling of 10212112011112 in words is "ten trillion, two hundred twelve billion, one hundred twelve million, eleven thousand, one hundred twelve".