20334121421231 has 8 divisors (see below), whose sum is σ = 20361737780928. Its totient is φ = 20306506500000.

The previous prime is 20334121421189. The next prime is 20334121421249. The reversal of 20334121421231 is 13212412143302.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-20334121421231 is a prime.

It is a super-2 number, since 2×20334121421231² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 20334121421194 and 20334121421203.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20334121421291) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 29626361 + ... + 30304941.

It is an arithmetic number, because the mean of its divisors is an integer number (2545217222616).

Almost surely, 2^{20334121421231} is an apocalyptic number.

20334121421231 is a deficient number, since it is larger than the sum of its proper divisors (27616359697).

20334121421231 is an equidigital number, since it uses as much as digits as its factorization.

20334121421231 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 719233.

The product of its (nonzero) digits is 6912, while the sum is 29.

Adding to 20334121421231 its reverse (13212412143302), we get a palindrome (33546533564533).

The spelling of 20334121421231 in words is "twenty trillion, three hundred thirty-four billion, one hundred twenty-one million, four hundred twenty-one thousand, two hundred thirty-one".