10112212221112 has 32 divisors (see below), whose sum is σ = 20047812825600. Its totient is φ = 4768515447264.

The previous prime is 10112212221107. The next prime is 10112212221157. The reversal of 10112212221112 is 21112221221101.

It is a happy number.

10112212221112 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (19).

It is a self number, because there is not a number n which added to its sum of digits gives 10112212221112.

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, 149131378 + ... + 149199169.

It is an arithmetic number, because the mean of its divisors is an integer number (626494150800).

Almost surely, 2^{10112212221112} is an apocalyptic number.

It is an amenable number.

10112212221112 is a deficient number, since it is larger than the sum of its proper divisors (9935600604488).

10112212221112 is a wasteful number, since it uses less digits than its factorization.

10112212221112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 298330795 (or 298330791 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 19.

Adding to 10112212221112 its reverse (21112221221101), we get a palindrome (31224433442213).

The spelling of 10112212221112 in words is "ten trillion, one hundred twelve billion, two hundred twelve million, two hundred twenty-one thousand, one hundred twelve".