20210440441333 has 4 divisors (see below), whose sum is σ = 20495094532128. Its totient is φ = 19925786350540.

The previous prime is 20210440441307. The next prime is 20210440441339. The reversal of 20210440441333 is 33314404401202.

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-20210440441333 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 20210440441295 and 20210440441304.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20210440441339) 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, 142327045291 + ... + 142327045432.

It is an arithmetic number, because the mean of its divisors is an integer number (5123773633032).

Almost surely, 2^{20210440441333} is an apocalyptic number.

It is an amenable number.

20210440441333 is a deficient number, since it is larger than the sum of its proper divisors (284654090795).

20210440441333 is an equidigital number, since it uses as much as digits as its factorization.

20210440441333 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 284654090794.

The product of its (nonzero) digits is 27648, while the sum is 31.

Adding to 20210440441333 its reverse (33314404401202), we get a palindrome (53524844842535).

The spelling of 20210440441333 in words is "twenty trillion, two hundred ten billion, four hundred forty million, four hundred forty-one thousand, three hundred thirty-three".