20134303304121 has 24 divisors (see below), whose sum is σ = 29243181478056. Its totient is φ = 13349082839040.

The previous prime is 20134303304069. The next prime is 20134303304147. The reversal of 20134303304121 is 12140330343102.

It is a happy number.

20134303304121 is a `hidden beast` number, since 2 + 0 + 1 + 34 + 303 + 304 + 1 + 21 = 666.

It can be written as a sum of positive squares in 4 ways, for example, as 198435502521 + 19935867801600 = 445461^2 + 4464960^2 .

It is not a de Polignac number, because 20134303304121 - 2⁷ = 20134303303993 is a prime.

It is not an unprimeable number, because it can be changed into a prime (20134303304221) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 7033620 + ... + 9473141.

It is an arithmetic number, because the mean of its divisors is an integer number (1218465894919).

Almost surely, 2^{20134303304121} is an apocalyptic number.

It is an amenable number.

20134303304121 is a deficient number, since it is larger than the sum of its proper divisors (9108878173935).

20134303304121 is a wasteful number, since it uses less digits than its factorization.

20134303304121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16507513 (or 16507510 counting only the distinct ones).

The product of its (nonzero) digits is 5184, while the sum is 27.

Adding to 20134303304121 its reverse (12140330343102), we get a palindrome (32274633647223).

The spelling of 20134303304121 in words is "twenty trillion, one hundred thirty-four billion, three hundred three million, three hundred four thousand, one hundred twenty-one".