33220330349 has 2 divisors, whose sum is σ = 33220330350. Its totient is φ = 33220330348.

The previous prime is 33220330279. The next prime is 33220330499. The reversal of 33220330349 is 94303302233.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 28120942249 + 5099388100 = 167693^2 + 71410^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-33220330349 is a prime.

It is a super-2 number, since 2×33220330349² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (33220330849) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 16610165174 + 16610165175.

It is an arithmetic number, because the mean of its divisors is an integer number (16610165175).

Almost surely, 2^33220330349 is an apocalyptic number.

It is an amenable number.

33220330349 is a deficient number, since it is larger than the sum of its proper divisors (1).

33220330349 is an equidigital number, since it uses as much as digits as its factorization.

33220330349 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 34992, while the sum is 32.

The spelling of 33220330349 in words is "thirty-three billion, two hundred twenty million, three hundred thirty thousand, three hundred forty-nine".