12021003113 has 16 divisors (see below), whose sum is σ = 13955088384. Its totient is φ = 10141603920.

The previous prime is 12021003109. The next prime is 12021003131. The reversal of 12021003113 is 31130012021.

12021003113 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 12021003113 - 2² = 12021003109 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (12021006113) 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 15 ways as a sum of consecutive naturals, for example, 281756 + ... + 321602.

It is an arithmetic number, because the mean of its divisors is an integer number (872193024).

Almost surely, 2^12021003113 is an apocalyptic number.

It is an amenable number.

12021003113 is a deficient number, since it is larger than the sum of its proper divisors (1934085271).

12021003113 is an equidigital number, since it uses as much as digits as its factorization.

12021003113 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 40532.

The product of its (nonzero) digits is 36, while the sum is 14.

Adding to 12021003113 its reverse (31130012021), we get a palindrome (43151015134).

The spelling of 12021003113 in words is "twelve billion, twenty-one million, three thousand, one hundred thirteen".