20423041420312 has 64 divisors (see below), whose sum is σ = 40123071728640. Its totient is φ = 9733499740800.

The previous prime is 20423041420303. The next prime is 20423041420337. The reversal of 20423041420312 is 21302414032402.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 154080387 + ... + 154212877.

It is an arithmetic number, because the mean of its divisors is an integer number (626922995760).

Almost surely, 2^{20423041420312} is an apocalyptic number.

It is an amenable number.

20423041420312 is a deficient number, since it is larger than the sum of its proper divisors (19700030308328).

20423041420312 is a wasteful number, since it uses less digits than its factorization.

20423041420312 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 141872 (or 141868 counting only the distinct ones).

The product of its (nonzero) digits is 9216, while the sum is 28.

Adding to 20423041420312 its reverse (21302414032402), we get a palindrome (41725455452714).

The spelling of 20423041420312 in words is "twenty trillion, four hundred twenty-three billion, forty-one million, four hundred twenty thousand, three hundred twelve".