212213211103 has 8 divisors (see below), whose sum is σ = 216955192608. Its totient is φ = 207498561504.

The previous prime is 212213211079. The next prime is 212213211127. The reversal of 212213211103 is 301112312212.

It is an interprime number because it is at equal distance from previous prime (212213211079) and next prime (212213211127).

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 212213211103 - 2¹⁷ = 212213080031 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 (212213211503) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6817275 + ... + 6848332.

It is an arithmetic number, because the mean of its divisors is an integer number (27119399076).

Almost surely, 2^212213211103 is an apocalyptic number.

212213211103 is a deficient number, since it is larger than the sum of its proper divisors (4741981505).

212213211103 is a wasteful number, since it uses less digits than its factorization.

212213211103 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13665953.

The product of its (nonzero) digits is 144, while the sum is 19.

Adding to 212213211103 its reverse (301112312212), we get a palindrome (513325523315).

It can be divided in two parts, 2122 and 13211103, that added together give a square (13213225 = 3635²).

The spelling of 212213211103 in words is "two hundred twelve billion, two hundred thirteen million, two hundred eleven thousand, one hundred three".