212442322203 has 24 divisors (see below), whose sum is σ = 314030745600. Its totient is φ = 138319861680.

The previous prime is 212442322199. The next prime is 212442322217. The reversal of 212442322203 is 302223244212.

212442322203 is a `hidden beast` number, since 2 + 12 + 4 + 423 + 2 + 220 + 3 = 666.

212442322203 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 212442322203 - 2² = 212442322199 is a prime.

It is not an unprimeable number, because it can be changed into a prime (212442322303) 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 23 ways as a sum of consecutive naturals, for example, 4555398 + ... + 4601796.

It is an arithmetic number, because the mean of its divisors is an integer number (13084614400).

Almost surely, 2^212442322203 is an apocalyptic number.

212442322203 is a deficient number, since it is larger than the sum of its proper divisors (101588423397).

212442322203 is a wasteful number, since it uses less digits than its factorization.

212442322203 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 58279 (or 58276 counting only the distinct ones).

The product of its (nonzero) digits is 9216, while the sum is 27.

Adding to 212442322203 its reverse (302223244212), we get a palindrome (514665566415).

The spelling of 212442322203 in words is "two hundred twelve billion, four hundred forty-two million, three hundred twenty-two thousand, two hundred three".