2021130001333 has 4 divisors (see below), whose sum is σ = 2090824139340. Its totient is φ = 1951435863328.

The previous prime is 2021130001307. The next prime is 2021130001337. The reversal of 2021130001333 is 3331000311202.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 892992870289 + 1128137131044 = 944983^2 + 1062138^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2021130001333 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 2021130001333.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2021130001337) 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, 34847068960 + ... + 34847069017.

It is an arithmetic number, because the mean of its divisors is an integer number (522706034835).

Almost surely, 2^{2021130001333} is an apocalyptic number.

It is an amenable number.

2021130001333 is a deficient number, since it is larger than the sum of its proper divisors (69694138007).

2021130001333 is an equidigital number, since it uses as much as digits as its factorization.

2021130001333 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 69694138006.

The product of its (nonzero) digits is 324, while the sum is 19.

Adding to 2021130001333 its reverse (3331000311202), we get a palindrome (5352130312535).

The spelling of 2021130001333 in words is "two trillion, twenty-one billion, one hundred thirty million, one thousand, three hundred thirty-three".