20522042232304 has 20 divisors (see below), whose sum is σ = 40607445269664. Its totient is φ = 10042701517568.

The previous prime is 20522042232283. The next prime is 20522042232379. The reversal of 20522042232304 is 40323224022502.

It is a super-3 number, since 3×20522042232304³ (a number of 41 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 13644974137 + ... + 13644975640.

Almost surely, 2^{20522042232304} is an apocalyptic number.

It is an amenable number.

20522042232304 is a deficient number, since it is larger than the sum of its proper divisors (20085403037360).

20522042232304 is a wasteful number, since it uses less digits than its factorization.

20522042232304 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27289949832 (or 27289949826 counting only the distinct ones).

The product of its (nonzero) digits is 46080, while the sum is 31.

Adding to 20522042232304 its reverse (40323224022502), we get a palindrome (60845266254806).

The spelling of 20522042232304 in words is "twenty trillion, five hundred twenty-two billion, forty-two million, two hundred thirty-two thousand, three hundred four".