33020002011389 has 2 divisors, whose sum is σ = 33020002011390. Its totient is φ = 33020002011388.

The previous prime is 33020002011287. The next prime is 33020002011391. The reversal of 33020002011389 is 98311020002033.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 28266947988889 + 4753054022500 = 5316667^2 + 2180150^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-33020002011389 is a prime.

It is a super-3 number, since 3×33020002011389³ (a number of 42 digits) contains 333 as substring.

Together with 33020002011391, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (33020002010389) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 16510001005694 + 16510001005695.

It is an arithmetic number, because the mean of its divisors is an integer number (16510001005695).

Almost surely, 2^{33020002011389} is an apocalyptic number.

It is an amenable number.

33020002011389 is a deficient number, since it is larger than the sum of its proper divisors (1).

33020002011389 is an equidigital number, since it uses as much as digits as its factorization.

33020002011389 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 7776, while the sum is 32.

The spelling of 33020002011389 in words is "thirty-three trillion, twenty billion, two million, eleven thousand, three hundred eighty-nine".