20043213303212 has 12 divisors (see below), whose sum is σ = 38264316306216. Its totient is φ = 9110551501440.

The previous prime is 20043213303163. The next prime is 20043213303221. The reversal of 20043213303212 is 21230331234002.

It is a happy number.

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, 227763787493 + ... + 227763787580.

It is an arithmetic number, because the mean of its divisors is an integer number (3188693025518).

Almost surely, 2^{20043213303212} is an apocalyptic number.

20043213303212 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

It is an amenable number.

20043213303212 is a deficient number, since it is larger than the sum of its proper divisors (18221103003004).

20043213303212 is a wasteful number, since it uses less digits than its factorization.

20043213303212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 455527575088 (or 455527575086 counting only the distinct ones).

The product of its (nonzero) digits is 5184, while the sum is 26.

Adding to 20043213303212 its reverse (21230331234002), we get a palindrome (41273544537214).

The spelling of 20043213303212 in words is "twenty trillion, forty-three billion, two hundred thirteen million, three hundred three thousand, two hundred twelve".