33051413321 has 2 divisors, whose sum is σ = 33051413322. Its totient is φ = 33051413320.

The previous prime is 33051413281. The next prime is 33051413363. The reversal of 33051413321 is 12331415033.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 33000718921 + 50694400 = 181661^2 + 7120^2 .

It is a cyclic number.

It is not a de Polignac number, because 33051413321 - 2¹⁰ = 33051412297 is a prime.

It is not a weakly prime, because it can be changed into another prime (33051410321) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 16525706660 + 16525706661.

It is an arithmetic number, because the mean of its divisors is an integer number (16525706661).

Almost surely, 2^33051413321 is an apocalyptic number.

It is an amenable number.

33051413321 is a deficient number, since it is larger than the sum of its proper divisors (1).

33051413321 is an equidigital number, since it uses as much as digits as its factorization.

33051413321 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3240, while the sum is 26.

Adding to 33051413321 its reverse (12331415033), we get a palindrome (45382828354).

The spelling of 33051413321 in words is "thirty-three billion, fifty-one million, four hundred thirteen thousand, three hundred twenty-one".