20330212100333 has 4 divisors (see below), whose sum is σ = 20369084399328. Its totient is φ = 20291339801340.

The previous prime is 20330212100281. The next prime is 20330212100339. The reversal of 20330212100333 is 33300121203302.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-20330212100333 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 20330212100299 and 20330212100308.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20330212100339) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 19436148713 + ... + 19436149758.

It is an arithmetic number, because the mean of its divisors is an integer number (5092271099832).

Almost surely, 2^{20330212100333} is an apocalyptic number.

It is an amenable number.

20330212100333 is a deficient number, since it is larger than the sum of its proper divisors (38872298995).

20330212100333 is an equidigital number, since it uses as much as digits as its factorization.

20330212100333 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 38872298994.

The product of its (nonzero) digits is 1944, while the sum is 23.

Adding to 20330212100333 its reverse (33300121203302), we get a palindrome (53630333303635).

The spelling of 20330212100333 in words is "twenty trillion, three hundred thirty billion, two hundred twelve million, one hundred thousand, three hundred thirty-three".