3021121144443 has 4 divisors (see below), whose sum is σ = 4028161525928. Its totient is φ = 2014080762960.

The previous prime is 3021121144427. The next prime is 3021121144523. The reversal of 3021121144443 is 3444411211203.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 3021121144443 - 2⁴ = 3021121144427 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 3021121144443.

It is not an unprimeable number, because it can be changed into a prime (3021121144043) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 503520190738 + ... + 503520190743.

It is an arithmetic number, because the mean of its divisors is an integer number (1007040381482).

Almost surely, 2^{3021121144443} is an apocalyptic number.

3021121144443 is a deficient number, since it is larger than the sum of its proper divisors (1007040381485).

3021121144443 is a wasteful number, since it uses less digits than its factorization.

3021121144443 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1007040381484.

The product of its (nonzero) digits is 9216, while the sum is 30.

Adding to 3021121144443 its reverse (3444411211203), we get a palindrome (6465532355646).

The spelling of 3021121144443 in words is "three trillion, twenty-one billion, one hundred twenty-one million, one hundred forty-four thousand, four hundred forty-three".