12020201011 has 16 divisors (see below), whose sum is σ = 14802185664. Its totient is φ = 9505286784.

The previous prime is 12020201003. The next prime is 12020201029. The reversal of 12020201011 is 11010202021.

It is not a de Polignac number, because 12020201011 - 2³ = 12020201003 is a prime.

It is not an unprimeable number, because it can be changed into a prime (12020201911) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 135621 + ... + 205993.

It is an arithmetic number, because the mean of its divisors is an integer number (925136604).

Almost surely, 2^12020201011 is an apocalyptic number.

12020201011 is a deficient number, since it is larger than the sum of its proper divisors (2781984653).

12020201011 is a wasteful number, since it uses less digits than its factorization.

12020201011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 72270.

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

Adding to 12020201011 its reverse (11010202021), we get a palindrome (23030403032).

It can be divided in two parts, 120202010 and 11, that added together give a palindrome (120202021).

The spelling of 12020201011 in words is "twelve billion, twenty million, two hundred one thousand, eleven".