4423304111212 has 24 divisors (see below), whose sum is σ = 8861039917856. Its totient is φ = 1892609255808.

The previous prime is 4423304111197. The next prime is 4423304111221. The reversal of 4423304111212 is 2121114033244.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (28).

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 128836953 + ... + 128871280.

Almost surely, 2^{4423304111212} is an apocalyptic number.

It is an amenable number.

4423304111212 is an abundant number, since it is smaller than the sum of its proper divisors (4437735806644).

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

4423304111212 is a wasteful number, since it uses less digits than its factorization.

4423304111212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 257708857 (or 257708855 counting only the distinct ones).

The product of its (nonzero) digits is 4608, while the sum is 28.

Adding to 4423304111212 its reverse (2121114033244), we get a palindrome (6544418144456).

The spelling of 4423304111212 in words is "four trillion, four hundred twenty-three billion, three hundred four million, one hundred eleven thousand, two hundred twelve".