12021120202011 has 16 divisors (see below), whose sum is σ = 16277707019520. Its totient is φ = 7889637287840.

The previous prime is 12021120202009. The next prime is 12021120202027. The reversal of 12021120202011 is 11020202112021.

It is a cyclic number.

It is not a de Polignac number, because 12021120202011 - 2¹ = 12021120202009 is a prime.

It is a super-2 number, since 2×12021120202011² (a number of 27 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (12021120202051) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 41170176 + ... + 41461133.

It is an arithmetic number, because the mean of its divisors is an integer number (1017356688720).

Almost surely, 2^{12021120202011} is an apocalyptic number.

12021120202011 is a deficient number, since it is larger than the sum of its proper divisors (4256586817509).

12021120202011 is an equidigital number, since it uses as much as digits as its factorization.

12021120202011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 82632066.

The product of its (nonzero) digits is 32, while the sum is 15.

Adding to 12021120202011 its reverse (11020202112021), we get a palindrome (23041322314032).

The spelling of 12021120202011 in words is "twelve trillion, twenty-one billion, one hundred twenty million, two hundred two thousand, eleven".