20304103144203 has 6 divisors (see below), whose sum is σ = 29328148986084. Its totient is φ = 13536068762796.

The previous prime is 20304103144163. The next prime is 20304103144219. The reversal of 20304103144203 is 30244130140302.

20304103144203 is a `hidden beast` number, since 2 + 0 + 3 + 0 + 410 + 3 + 1 + 44 + 203 = 666.

It is not a de Polignac number, because 20304103144203 - 2¹² = 20304103140107 is a prime.

It is a super-2 number, since 2×20304103144203² (a number of 27 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (20304103144603) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1128005730225 + ... + 1128005730242.

It is an arithmetic number, because the mean of its divisors is an integer number (4888024831014).

Almost surely, 2^{20304103144203} is an apocalyptic number.

20304103144203 is a deficient number, since it is larger than the sum of its proper divisors (9024045841881).

20304103144203 is a wasteful number, since it uses less digits than its factorization.

20304103144203 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2256011460473 (or 2256011460470 counting only the distinct ones).

The product of its (nonzero) digits is 6912, while the sum is 27.

Adding to 20304103144203 its reverse (30244130140302), we get a palindrome (50548233284505).

The spelling of 20304103144203 in words is "twenty trillion, three hundred four billion, one hundred three million, one hundred forty-four thousand, two hundred three".