212212332101 has 16 divisors (see below), whose sum is σ = 264754483200. Its totient is φ = 165248965680.

The previous prime is 212212332089. The next prime is 212212332107. The reversal of 212212332101 is 101233212212.

212212332101 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 212212332101 - 2³⁴ = 195032462917 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 (212212332107) 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, 812201 + ... + 1041198.

It is an arithmetic number, because the mean of its divisors is an integer number (16547155200).

Almost surely, 2^212212332101 is an apocalyptic number.

It is an amenable number.

212212332101 is a deficient number, since it is larger than the sum of its proper divisors (52542151099).

212212332101 is a wasteful number, since it uses less digits than its factorization.

212212332101 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1854904.

The product of its (nonzero) digits is 288, while the sum is 20.

Adding to 212212332101 its reverse (101233212212), we get a palindrome (313445544313).

It can be divided in two parts, 21 and 2212332101, that added together give a palindrome (2212332122).

The spelling of 212212332101 in words is "two hundred twelve billion, two hundred twelve million, three hundred thirty-two thousand, one hundred one".