212211201203 has 4 divisors (see below), whose sum is σ = 213056664408. Its totient is φ = 211365738000.

The previous prime is 212211201197. The next prime is 212211201221. The reversal of 212211201203 is 302102112212.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 212211201203 - 2¹⁶ = 212211135667 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (212211201233) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 422731226 + ... + 422731727.

It is an arithmetic number, because the mean of its divisors is an integer number (53264166102).

Almost surely, 2^212211201203 is an apocalyptic number.

212211201203 is a deficient number, since it is larger than the sum of its proper divisors (845463205).

212211201203 is an equidigital number, since it uses as much as digits as its factorization.

212211201203 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 845463204.

The product of its (nonzero) digits is 96, while the sum is 17.

Adding to 212211201203 its reverse (302102112212), we get a palindrome (514313313415).

The spelling of 212211201203 in words is "two hundred twelve billion, two hundred eleven million, two hundred one thousand, two hundred three".