3012120320223 has 32 divisors (see below), whose sum is σ = 4673010051072. Its totient is φ = 1690139635200.

The previous prime is 3012120320203. The next prime is 3012120320281. The reversal of 3012120320223 is 3220230212103.

It is a happy number.

It is not a de Polignac number, because 3012120320223 - 2²⁰ = 3012119271647 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is a self number, because there is not a number n which added to its sum of digits gives 3012120320223.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3012120320203) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1222983 + ... + 2742248.

It is an arithmetic number, because the mean of its divisors is an integer number (146031564096).

Almost surely, 2^{3012120320223} is an apocalyptic number.

3012120320223 is a deficient number, since it is larger than the sum of its proper divisors (1660889730849).

3012120320223 is a wasteful number, since it uses less digits than its factorization.

3012120320223 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3965895.

The product of its (nonzero) digits is 864, while the sum is 21.

Adding to 3012120320223 its reverse (3220230212103), we get a palindrome (6232350532326).

The spelling of 3012120320223 in words is "three trillion, twelve billion, one hundred twenty million, three hundred twenty thousand, two hundred twenty-three".