212343103203 has 64 divisors (see below), whose sum is σ = 357699428352. Its totient is φ = 108838586880.

The previous prime is 212343103199. The next prime is 212343103211. The reversal of 212343103203 is 302301343212.

212343103203 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 212343103203 - 2² = 212343103199 is a prime.

It is not an unprimeable number, because it can be changed into a prime (212343103223) 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 63 ways as a sum of consecutive naturals, for example, 15772651 + ... + 15786107.

It is an arithmetic number, because the mean of its divisors is an integer number (5589053568).

Almost surely, 2^212343103203 is an apocalyptic number.

212343103203 is a deficient number, since it is larger than the sum of its proper divisors (145356325149).

212343103203 is a wasteful number, since it uses less digits than its factorization.

212343103203 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14384.

The product of its (nonzero) digits is 2592, while the sum is 24.

Adding to 212343103203 its reverse (302301343212), we get a palindrome (514644446415).

The spelling of 212343103203 in words is "two hundred twelve billion, three hundred forty-three million, one hundred three thousand, two hundred three".