33101021220013 has 2 divisors, whose sum is σ = 33101021220014. Its totient is φ = 33101021220012.

The previous prime is 33101021219969. The next prime is 33101021220023. The reversal of 33101021220013 is 31002212010133.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 29432122319044 + 3668898900969 = 5425138^2 + 1915437^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-33101021220013 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (33101021220023) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 16550510610006 + 16550510610007.

It is an arithmetic number, because the mean of its divisors is an integer number (16550510610007).

Almost surely, 2^{33101021220013} is an apocalyptic number.

It is an amenable number.

33101021220013 is a deficient number, since it is larger than the sum of its proper divisors (1).

33101021220013 is an equidigital number, since it uses as much as digits as its factorization.

33101021220013 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 216, while the sum is 19.

Adding to 33101021220013 its reverse (31002212010133), we get a palindrome (64103233230146).

The spelling of 33101021220013 in words is "thirty-three trillion, one hundred one billion, twenty-one million, two hundred twenty thousand, thirteen".