20034313523231 has 16 divisors (see below), whose sum is σ = 22933077931008. Its totient is φ = 17144750433600.

The previous prime is 20034313523171. The next prime is 20034313523251. The reversal of 20034313523231 is 13232531343002.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 20034313523231 - 2¹⁰ = 20034313522207 is a prime.

It is a super-2 number, since 2×20034313523231² (a number of 27 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20034313523251) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 10352411 + ... + 12134291.

It is an arithmetic number, because the mean of its divisors is an integer number (1433317370688).

Almost surely, 2^{20034313523231} is an apocalyptic number.

20034313523231 is a deficient number, since it is larger than the sum of its proper divisors (2898764407777).

20034313523231 is a wasteful number, since it uses less digits than its factorization.

20034313523231 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1784462.

The product of its (nonzero) digits is 38880, while the sum is 32.

Adding to 20034313523231 its reverse (13232531343002), we get a palindrome (33266844866233).

The spelling of 20034313523231 in words is "twenty trillion, thirty-four billion, three hundred thirteen million, five hundred twenty-three thousand, two hundred thirty-one".