12020122100111 has 8 divisors (see below), whose sum is σ = 12669128503920. Its totient is φ = 11372752536192.

The previous prime is 12020122100071. The next prime is 12020122100117. The reversal of 12020122100111 is 11100122102021.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 12020122100111 - 2¹⁰ = 12020122099087 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12020122100117) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 409194890 + ... + 409224263.

It is an arithmetic number, because the mean of its divisors is an integer number (1583641062990).

Almost surely, 2^{12020122100111} is an apocalyptic number.

12020122100111 is a deficient number, since it is larger than the sum of its proper divisors (649006403809).

12020122100111 is an equidigital number, since it uses as much as digits as its factorization.

12020122100111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 818419945.

The product of its (nonzero) digits is 16, while the sum is 14.

Adding to 12020122100111 its reverse (11100122102021), we get a palindrome (23120244202132).

The spelling of 12020122100111 in words is "twelve trillion, twenty billion, one hundred twenty-two million, one hundred thousand, one hundred eleven".