1443321023212 has 24 divisors (see below), whose sum is σ = 2528699573456. Its totient is φ = 720835780608.

The previous prime is 1443321023197. The next prime is 1443321023219. The reversal of 1443321023212 is 2123201233441.

It is not an unprimeable number, because it can be changed into a prime (1443321023219) 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, 17452063 + ... + 17534569.

Almost surely, 2^{1443321023212} is an apocalyptic number.

It is an amenable number.

1443321023212 is a deficient number, since it is larger than the sum of its proper divisors (1085378550244).

1443321023212 is a wasteful number, since it uses less digits than its factorization.

1443321023212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 87457 (or 87455 counting only the distinct ones).

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

Adding to 1443321023212 its reverse (2123201233441), we get a palindrome (3566522256653).

The spelling of 1443321023212 in words is "one trillion, four hundred forty-three billion, three hundred twenty-one million, twenty-three thousand, two hundred twelve".