212110112203 has 16 divisors (see below), whose sum is σ = 232561115136. Its totient is φ = 191856263040.

The previous prime is 212110112183. The next prime is 212110112209. The reversal of 212110112203 is 302211011212.

It is a cyclic number.

It is not a de Polignac number, because 212110112203 - 2¹⁷ = 212109981131 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (212110112209) 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 15 ways as a sum of consecutive naturals, for example, 1687350 + ... + 1808692.

It is an arithmetic number, because the mean of its divisors is an integer number (14535069696).

Almost surely, 2^212110112203 is an apocalyptic number.

212110112203 is a deficient number, since it is larger than the sum of its proper divisors (20451002933).

212110112203 is a wasteful number, since it uses less digits than its factorization.

212110112203 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 122154.

The product of its (nonzero) digits is 48, while the sum is 16.

Adding to 212110112203 its reverse (302211011212), we get a palindrome (514321123415).

The spelling of 212110112203 in words is "two hundred twelve billion, one hundred ten million, one hundred twelve thousand, two hundred three".