10120020211 has 4 divisors (see below), whose sum is σ = 11565737392. Its totient is φ = 8674303032.

The previous prime is 10120020203. The next prime is 10120020247. The reversal of 10120020211 is 11202002101.

10120020211 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 10120020211 - 2³ = 10120020203 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (10120020011) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 722858580 + ... + 722858593.

It is an arithmetic number, because the mean of its divisors is an integer number (2891434348).

Almost surely, 2^10120020211 is an apocalyptic number.

10120020211 is a deficient number, since it is larger than the sum of its proper divisors (1445717181).

10120020211 is an equidigital number, since it uses as much as digits as its factorization.

10120020211 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1445717180.

The product of its (nonzero) digits is 8, while the sum is 10.

Adding to 10120020211 its reverse (11202002101), we get a palindrome (21322022312).

The spelling of 10120020211 in words is "ten billion, one hundred twenty million, twenty thousand, two hundred eleven".