20010013333 has 2 divisors, whose sum is σ = 20010013334. Its totient is φ = 20010013332.

The previous prime is 20010013307. The next prime is 20010013357. The reversal of 20010013333 is 33331001002.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 11746657924 + 8263355409 = 108382^2 + 90903^2 .

It is a cyclic number.

It is not a de Polignac number, because 20010013333 - 2³³ = 11420078741 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (20010013033) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10005006666 + 10005006667.

It is an arithmetic number, because the mean of its divisors is an integer number (10005006667).

Almost surely, 2^20010013333 is an apocalyptic number.

It is an amenable number.

20010013333 is a deficient number, since it is larger than the sum of its proper divisors (1).

20010013333 is an equidigital number, since it uses as much as digits as its factorization.

20010013333 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 162, while the sum is 16.

Adding to 20010013333 its reverse (33331001002), we get a palindrome (53341014335).

The spelling of 20010013333 in words is "twenty billion, ten million, thirteen thousand, three hundred thirty-three".