10112211112012 has 12 divisors (see below), whose sum is σ = 18267220073536. Its totient is φ = 4893005376720.

The previous prime is 10112211112007. The next prime is 10112211112033. The reversal of 10112211112012 is 21021111221101.

It is a super-2 number, since 2×10112211112012² (a number of 27 digits) contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 40775044683 + ... + 40775044930.

Almost surely, 2^{10112211112012} is an apocalyptic number.

It is an amenable number.

10112211112012 is a deficient number, since it is larger than the sum of its proper divisors (8155008961524).

10112211112012 is a wasteful number, since it uses less digits than its factorization.

10112211112012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 81550089648 (or 81550089646 counting only the distinct ones).

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

Adding to 10112211112012 its reverse (21021111221101), we get a palindrome (31133322333113).

The spelling of 10112211112012 in words is "ten trillion, one hundred twelve billion, two hundred eleven million, one hundred twelve thousand, twelve".