12213302422 has 4 divisors (see below), whose sum is σ = 18319953636. Its totient is φ = 6106651210.

The previous prime is 12213302417. The next prime is 12213302443. The reversal of 12213302422 is 22420331221.

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

It is a junction number, because it is equal to n+sod(n) for n = 12213302393 and 12213302402.

It is a congruent number.

It is an unprimeable number.

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 as a sum of consecutive naturals, namely, 3053325604 + ... + 3053325607.

It is an arithmetic number, because the mean of its divisors is an integer number (4579988409).

Almost surely, 2^12213302422 is an apocalyptic number.

12213302422 is a deficient number, since it is larger than the sum of its proper divisors (6106651214).

12213302422 is an equidigital number, since it uses as much as digits as its factorization.

12213302422 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6106651213.

The product of its (nonzero) digits is 1152, while the sum is 22.

Adding to 12213302422 its reverse (22420331221), we get a palindrome (34633633643).

The spelling of 12213302422 in words is "twelve billion, two hundred thirteen million, three hundred two thousand, four hundred twenty-two".