10021120011001 has 8 divisors (see below), whose sum is σ = 11164729451904. Its totient is φ = 8916276991920.

The previous prime is 10021120010927. The next prime is 10021120011011. The reversal of 10021120011001 is 10011002112001.

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 10021120011001 - 2³⁷ = 9883681057529 is a prime.

It is a super-2 number, since 2×10021120011001² (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 (10021120011011) 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, 9691604910 + ... + 9691605943.

It is an arithmetic number, because the mean of its divisors is an integer number (1395591181488).

Almost surely, 2^{10021120011001} is an apocalyptic number.

10021120011001 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

10021120011001 is a deficient number, since it is larger than the sum of its proper divisors (1143609440903).

10021120011001 is a wasteful number, since it uses less digits than its factorization.

10021120011001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19383210911.

The product of its (nonzero) digits is 4, while the sum is 10.

Adding to 10021120011001 its reverse (10011002112001), we get a palindrome (20032122123002).

It can be divided in two parts, 1002112001 and 1001, that multiplied together give a palindrome (1003114113001).

The spelling of 10021120011001 in words is "ten trillion, twenty-one billion, one hundred twenty million, eleven thousand, one".