20330121103232 has 32 divisors (see below), whose sum is σ = 40603431909720. Its totient is φ = 10139455839744.

The previous prime is 20330121103223. The next prime is 20330121103289. The reversal of 20330121103232 is 23230112103302.

It is a tau number, because it is divible by the number of its divisors (32).

It is a super-2 number, since 2×20330121103232² (a number of 27 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 20330121103198 and 20330121103207.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 199985798 + ... + 200087429.

Almost surely, 2^{20330121103232} is an apocalyptic number.

It is an amenable number.

20330121103232 is a deficient number, since it is larger than the sum of its proper divisors (20273310806488).

20330121103232 is an equidigital number, since it uses as much as digits as its factorization.

20330121103232 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 400073638 (or 400073626 counting only the distinct ones).

The product of its (nonzero) digits is 1296, while the sum is 23.

Adding to 20330121103232 its reverse (23230112103302), we get a palindrome (43560233206534).

The spelling of 20330121103232 in words is "twenty trillion, three hundred thirty billion, one hundred twenty-one million, one hundred three thousand, two hundred thirty-two".