212423302103 has 24 divisors (see below), whose sum is σ = 228837082848. Its totient is φ = 197125963776.

The previous prime is 212423302097. The next prime is 212423302121. The reversal of 212423302103 is 301203324212.

It is not a de Polignac number, because 212423302103 - 2³⁴ = 195243432919 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (212423302153) 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 23 ways as a sum of consecutive naturals, for example, 6285950 + ... + 6319652.

It is an arithmetic number, because the mean of its divisors is an integer number (9534878452).

Almost surely, 2^212423302103 is an apocalyptic number.

212423302103 is a deficient number, since it is larger than the sum of its proper divisors (16413780745).

212423302103 is a wasteful number, since it uses less digits than its factorization.

212423302103 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 34043 (or 34026 counting only the distinct ones).

The product of its (nonzero) digits is 1728, while the sum is 23.

Adding to 212423302103 its reverse (301203324212), we get a palindrome (513626626315).

The spelling of 212423302103 in words is "two hundred twelve billion, four hundred twenty-three million, three hundred two thousand, one hundred three".