212326112603 has 16 divisors (see below), whose sum is σ = 231982272000. Its totient is φ = 192729144480.

The previous prime is 212326112597. The next prime is 212326112623. The reversal of 212326112603 is 306211623212.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 212326112603 - 2⁴ = 212326112587 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (212326112623) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 26707073 + ... + 26715021.

It is an arithmetic number, because the mean of its divisors is an integer number (14498892000).

Almost surely, 2^212326112603 is an apocalyptic number.

212326112603 is a deficient number, since it is larger than the sum of its proper divisors (19656159397).

212326112603 is a wasteful number, since it uses less digits than its factorization.

212326112603 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11362.

The product of its (nonzero) digits is 5184, while the sum is 29.

Adding to 212326112603 its reverse (306211623212), we get a palindrome (518537735815).

The spelling of 212326112603 in words is "two hundred twelve billion, three hundred twenty-six million, one hundred twelve thousand, six hundred three".