20021313100333 has 8 divisors (see below), whose sum is σ = 20069553502080. Its totient is φ = 19973130096000.

The previous prime is 20021313100259. The next prime is 20021313100337. The reversal of 20021313100333 is 33300131312002.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-20021313100333 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20021313100337) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 13650835 + ... + 15046192.

It is an arithmetic number, because the mean of its divisors is an integer number (2508694187760).

Almost surely, 2^{20021313100333} is an apocalyptic number.

It is an amenable number.

20021313100333 is a deficient number, since it is larger than the sum of its proper divisors (48240401747).

20021313100333 is an equidigital number, since it uses as much as digits as its factorization.

20021313100333 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28698707.

The product of its (nonzero) digits is 972, while the sum is 22.

Adding to 20021313100333 its reverse (33300131312002), we get a palindrome (53321444412335).

The spelling of 20021313100333 in words is "twenty trillion, twenty-one billion, three hundred thirteen million, one hundred thousand, three hundred thirty-three".