1443223402120 has 32 divisors (see below), whose sum is σ = 3247450718400. Its totient is φ = 577254149568.

The previous prime is 1443223402109. The next prime is 1443223402147. The reversal of 1443223402120 is 212043223441.

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, 431334 + ... + 1752853.

It is an arithmetic number, because the mean of its divisors is an integer number (101482834950).

Almost surely, 2^{1443223402120} is an apocalyptic number.

1443223402120 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1443223402120 is an abundant number, since it is smaller than the sum of its proper divisors (1804227316280).

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

1443223402120 is a wasteful number, since it uses less digits than its factorization.

1443223402120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2200717 (or 2200713 counting only the distinct ones).

The product of its (nonzero) digits is 9216, while the sum is 28.

Adding to 1443223402120 its reverse (212043223441), we get a palindrome (1655266625561).

The spelling of 1443223402120 in words is "one trillion, four hundred forty-three billion, two hundred twenty-three million, four hundred two thousand, one hundred twenty".