212020120111 has 8 divisors (see below), whose sum is σ = 214968703520. Its totient is φ = 209072731392.

The previous prime is 212020120057. The next prime is 212020120121. The reversal of 212020120111 is 111021020212.

212020120111 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 212020120111 - 2²¹ = 212018022959 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 212020120091 and 212020120100.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (212020120121) 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 7 ways as a sum of consecutive naturals, for example, 61735 + ... + 654103.

It is an arithmetic number, because the mean of its divisors is an integer number (26871087940).

Almost surely, 2^212020120111 is an apocalyptic number.

212020120111 is a deficient number, since it is larger than the sum of its proper divisors (2948583409).

212020120111 is an equidigital number, since it uses as much as digits as its factorization.

212020120111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 597345.

The product of its (nonzero) digits is 16, while the sum is 13.

Adding to 212020120111 its reverse (111021020212), we get a palindrome (323041140323).

The spelling of 212020120111 in words is "two hundred twelve billion, twenty million, one hundred twenty thousand, one hundred eleven".