4430021331412 has 24 divisors (see below), whose sum is σ = 7856253820800. Its totient is φ = 2185574282400.

The previous prime is 4430021331391. The next prime is 4430021331419. The reversal of 4430021331412 is 2141331200344.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4430021331419) by changing a digit.

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 in 7 ways as a sum of consecutive naturals, for example, 24522328 + ... + 24702319.

It is an arithmetic number, because the mean of its divisors is an integer number (327343909200).

Almost surely, 2^{4430021331412} is an apocalyptic number.

It is an amenable number.

4430021331412 is a deficient number, since it is larger than the sum of its proper divisors (3426232489388).

4430021331412 is a wasteful number, since it uses less digits than its factorization.

4430021331412 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 49224951 (or 49224949 counting only the distinct ones).

The product of its (nonzero) digits is 6912, while the sum is 28.

Adding to 4430021331412 its reverse (2141331200344), we get a palindrome (6571352531756).

The spelling of 4430021331412 in words is "four trillion, four hundred thirty billion, twenty-one million, three hundred thirty-one thousand, four hundred twelve".