11112120010001 has 8 divisors (see below), whose sum is σ = 12100312171200. Its totient is φ = 10164262222800.

The previous prime is 11112120009929. The next prime is 11112120010003. The reversal of 11112120010001 is 10001002121111.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 11112120010001 - 2¹⁸ = 11112119747857 is a prime.

It is a super-2 number, since 2×11112120010001² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11112120010003) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10083592925 + ... + 10083594026.

It is an arithmetic number, because the mean of its divisors is an integer number (1512539021400).

Almost surely, 2^{11112120010001} is an apocalyptic number.

It is an amenable number.

11112120010001 is a deficient number, since it is larger than the sum of its proper divisors (988192161199).

11112120010001 is a wasteful number, since it uses less digits than its factorization.

11112120010001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20167186999.

The product of its (nonzero) digits is 4, while the sum is 11.

Adding to 11112120010001 its reverse (10001002121111), we get a palindrome (21113122131112).

The spelling of 11112120010001 in words is "eleven trillion, one hundred twelve billion, one hundred twenty million, ten thousand, one".