20224302443012 has 12 divisors (see below), whose sum is σ = 35392560777756. Its totient is φ = 10112142220800.

The previous prime is 20224302442991. The next prime is 20224302443039. The reversal of 20224302443012 is 21034420342202.

It can be written as a sum of positive squares in 2 ways, for example, as 4071169785796 + 16153132657216 = 2017714^2 + 4019096^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7493228 + ... + 9828380.

It is an arithmetic number, because the mean of its divisors is an integer number (2949380064813).

Almost surely, 2^{20224302443012} is an apocalyptic number.

It is an amenable number.

20224302443012 is a deficient number, since it is larger than the sum of its proper divisors (15168258334744).

20224302443012 is a wasteful number, since it uses less digits than its factorization.

20224302443012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4500358 (or 4500356 counting only the distinct ones).

The product of its (nonzero) digits is 18432, while the sum is 29.

Adding to 20224302443012 its reverse (21034420342202), we get a palindrome (41258722785214).

The spelling of 20224302443012 in words is "twenty trillion, two hundred twenty-four billion, three hundred two million, four hundred forty-three thousand, twelve".