306423103443222 has 16 divisors (see below), whose sum is σ = 612846415830960. Its totient is φ = 102140999656992.

The previous prime is 306423103443221. The next prime is 306423103443251. The reversal of 306423103443222 is 222344301324603.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (306423103443221) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 15562828 + ... + 29241200.

It is an arithmetic number, because the mean of its divisors is an integer number (38302900989435).

Almost surely, 2^{306423103443222} is an apocalyptic number.

306423103443222 is an abundant number, since it is smaller than the sum of its proper divisors (306423312387738).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

306423103443222 is a wasteful number, since it uses less digits than its factorization.

306423103443222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17412047.

The product of its (nonzero) digits is 497664, while the sum is 39.

Adding to 306423103443222 its reverse (222344301324603), we get a palindrome (528767404767825).

The spelling of 306423103443222 in words is "three hundred six trillion, four hundred twenty-three billion, one hundred three million, four hundred forty-three thousand, two hundred twenty-two".