20003343063147 has 12 divisors (see below), whose sum is σ = 28899893009520. Its totient is φ = 13332711925968.

The previous prime is 20003343063133. The next prime is 20003343063181. The reversal of 20003343063147 is 74136034330002.

20003343063147 is a `hidden beast` number, since 2 + 0 + 0 + 0 + 3 + 34 + 306 + 314 + 7 = 666.

It is a de Polignac number, because none of the positive numbers 2^k-20003343063147 is a prime.

It is not an unprimeable number, because it can be changed into a prime (20003343063107) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 237465228 + ... + 237549449.

It is an arithmetic number, because the mean of its divisors is an integer number (2408324417460).

Almost surely, 2^{20003343063147} is an apocalyptic number.

20003343063147 is a deficient number, since it is larger than the sum of its proper divisors (8896549946373).

20003343063147 is a wasteful number, since it uses less digits than its factorization.

20003343063147 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 475019362 (or 475019359 counting only the distinct ones).

The product of its (nonzero) digits is 108864, while the sum is 36.

Adding to 20003343063147 its reverse (74136034330002), we get a palindrome (94139377393149).

The spelling of 20003343063147 in words is "twenty trillion, three billion, three hundred forty-three million, sixty-three thousand, one hundred forty-seven".