10000120221011 has 12 divisors (see below), whose sum is σ = 10358602349472. Its totient is φ = 9653648038944.

The previous prime is 10000120221001. The next prime is 10000120221041. The reversal of 10000120221011 is 11012202100001.

It is a de Polignac number, because none of the positive numbers 2^k-10000120221011 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 10000120220983 and 10000120221001.

It is not an unprimeable number, because it can be changed into a prime (10000120221001) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 3957245 + ... + 5971601.

It is an arithmetic number, because the mean of its divisors is an integer number (863216862456).

Almost surely, 2^{10000120221011} is an apocalyptic number.

10000120221011 is a deficient number, since it is larger than the sum of its proper divisors (358482128461).

10000120221011 is an equidigital number, since it uses as much as digits as its factorization.

10000120221011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2020318 (or 2020289 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 11.

Adding to 10000120221011 its reverse (11012202100001), we get a palindrome (21012322321012).

The spelling of 10000120221011 in words is "ten trillion, one hundred twenty million, two hundred twenty-one thousand, eleven".