212020122011 has 16 divisors (see below), whose sum is σ = 229371847200. Its totient is φ = 195250598400.

The previous prime is 212020122007. The next prime is 212020122047. The reversal of 212020122011 is 110221020212.

212020122011 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a cyclic number.

It is not a de Polignac number, because 212020122011 - 2² = 212020122007 is a prime.

It is not an unprimeable number, because it can be changed into a prime (212020122091) 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, 454940 + ... + 794361.

It is an arithmetic number, because the mean of its divisors is an integer number (14335740450).

Almost surely, 2^212020122011 is an apocalyptic number.

212020122011 is a deficient number, since it is larger than the sum of its proper divisors (17351725189).

212020122011 is a wasteful number, since it uses less digits than its factorization.

212020122011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1249534.

The product of its (nonzero) digits is 32, while the sum is 14.

Adding to 212020122011 its reverse (110221020212), we get a palindrome (322241142223).

The spelling of 212020122011 in words is "two hundred twelve billion, twenty million, one hundred twenty-two thousand, eleven".