12220301323012 has 12 divisors (see below), whose sum is σ = 21389299718220. Its totient is φ = 6109072832096.

The previous prime is 12220301323003. The next prime is 12220301323031. The reversal of 12220301323012 is 21032310302221.

It can be written as a sum of positive squares in 2 ways, for example, as 2158501625856 + 10061799697156 = 1469184^2 + 3172034^2 .

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, 269431843 + ... + 269477194.

It is an arithmetic number, because the mean of its divisors is an integer number (1782441643185).

Almost surely, 2^{12220301323012} is an apocalyptic number.

It is an amenable number.

12220301323012 is a deficient number, since it is larger than the sum of its proper divisors (9168998395208).

12220301323012 is a wasteful number, since it uses less digits than its factorization.

12220301323012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 538914710 (or 538914708 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 22.

Adding to 12220301323012 its reverse (21032310302221), we get a palindrome (33252611625233).

The spelling of 12220301323012 in words is "twelve trillion, two hundred twenty billion, three hundred one million, three hundred twenty-three thousand, twelve".