33420310205225 has 24 divisors (see below), whose sum is σ = 41614011866112. Its totient is φ = 26624963908800.

The previous prime is 33420310205203. The next prime is 33420310205237. The reversal of 33420310205225 is 52250201302433.

It is not a de Polignac number, because 33420310205225 - 2¹² = 33420310201129 is a prime.

It is a super-2 number, since 2×33420310205225² (a number of 28 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 33420310205191 and 33420310205200.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 3442595 + ... + 8870855.

It is an arithmetic number, because the mean of its divisors is an integer number (1733917161088).

Almost surely, 2^{33420310205225} is an apocalyptic number.

It is an amenable number.

33420310205225 is a deficient number, since it is larger than the sum of its proper divisors (8193701660887).

33420310205225 is a wasteful number, since it uses less digits than its factorization.

33420310205225 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5429297 (or 5429292 counting only the distinct ones).

The product of its (nonzero) digits is 43200, while the sum is 32.

Adding to 33420310205225 its reverse (52250201302433), we get a palindrome (85670511507658).

The spelling of 33420310205225 in words is "thirty-three trillion, four hundred twenty billion, three hundred ten million, two hundred five thousand, two hundred twenty-five".