10001001222112 has 48 divisors (see below), whose sum is σ = 20861135895600. Its totient is φ = 4703314802688.

The previous prime is 10001001222101. The next prime is 10001001222187. The reversal of 10001001222112 is 21122210010001.

It is a junction number, because it is equal to n+sod(n) for n = 10001001222092 and 10001001222101.

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, 5091558 + ... + 6776869.

It is an arithmetic number, because the mean of its divisors is an integer number (434606997825).

Almost surely, 2^{10001001222112} is an apocalyptic number.

It is an amenable number.

10001001222112 is an abundant number, since it is smaller than the sum of its proper divisors (10860134673488).

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

10001001222112 is a wasteful number, since it uses less digits than its factorization.

10001001222112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11870003 (or 11869995 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 13.

Adding to 10001001222112 its reverse (21122210010001), we get a palindrome (31123211232113).

The spelling of 10001001222112 in words is "ten trillion, one billion, one million, two hundred twenty-two thousand, one hundred twelve".