10001112222112 has 48 divisors (see below), whose sum is σ = 21529268413632. Its totient is φ = 4535461278720.

The previous prime is 10001112222107. The next prime is 10001112222187. The reversal of 10001112222112 is 21122221110001.

It is a Harshad number since it is a multiple of its sum of digits (16).

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, 32656188 + ... + 32961019.

It is an arithmetic number, because the mean of its divisors is an integer number (448526425284).

Almost surely, 2^{10001112222112} is an apocalyptic number.

It is an amenable number.

10001112222112 is an abundant number, since it is smaller than the sum of its proper divisors (11528156191520).

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

10001112222112 is a wasteful number, since it uses less digits than its factorization.

10001112222112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 65617661 (or 65617653 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 16.

Adding to 10001112222112 its reverse (21122221110001), we get a palindrome (31123333332113).

It can be divided in two parts, 1000111 and 2222112, that added together give a palindrome (3222223).

The spelling of 10001112222112 in words is "ten trillion, one billion, one hundred twelve million, two hundred twenty-two thousand, one hundred twelve".