20330312142330 has 40 divisors (see below), whose sum is σ = 54665950429332. Its totient is φ = 5421416571072.

The previous prime is 20330312142313. The next prime is 20330312142347. The reversal of 20330312142330 is 3324121303302.

20330312142330 is a `hidden beast` number, since 2 + 0 + 3 + 3 + 0 + 312 + 14 + 2 + 330 = 666.

It is an interprime number because it is at equal distance from previous prime (20330312142313) and next prime (20330312142347).

It can be written as a sum of positive squares in 2 ways, for example, as 19431989197929 + 898322944401 = 4408173^2 + 947799^2 .

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a junction number, because it is equal to n+sod(n) for n = 20330312142294 and 20330312142303.

It is an unprimeable number.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 12549574587 + ... + 12549576206.

Almost surely, 2^{20330312142330} is an apocalyptic number.

20330312142330 is an abundant number, since it is smaller than the sum of its proper divisors (34335638287002).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

20330312142330 is a wasteful number, since it uses less digits than its factorization.

20330312142330 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25099150812 (or 25099150803 counting only the distinct ones).

The product of its (nonzero) digits is 7776, while the sum is 27.

Adding to 20330312142330 its reverse (3324121303302), we get a palindrome (23654433445632).

The spelling of 20330312142330 in words is "twenty trillion, three hundred thirty billion, three hundred twelve million, one hundred forty-two thousand, three hundred thirty".