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3301112221 = 113176112721
BaseRepresentation
bin1100010011000010…
…1111100110011101
322112001121212122121
43010300233212131
523230041042341
61303322142541
7144542663611
oct30460574635
98461555577
103301112221
111444434520
12781651a51
13407bb1654
142345c9341
15144c224d1
hexc4c2f99d

3301112221 has 16 divisors (see below), whose sum is σ = 3722558976. Its totient is φ = 2900160000.

The previous prime is 3301112203. The next prime is 3301112233. The reversal of 3301112221 is 1222111033.

It is a cyclic number.

It is not a de Polignac number, because 3301112221 - 25 = 3301112189 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 3301112195 and 3301112204.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3301112281) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 253141 + ... + 265861.

It is an arithmetic number, because the mean of its divisors is an integer number (232659936).

Almost surely, 23301112221 is an apocalyptic number.

3301112221 is a gapful number since it is divisible by the number (31) formed by its first and last digit.

It is an amenable number.

3301112221 is a deficient number, since it is larger than the sum of its proper divisors (421446755).

3301112221 is a wasteful number, since it uses less digits than its factorization.

3301112221 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13524.

The product of its (nonzero) digits is 72, while the sum is 16.

The square root of 3301112221 is about 57455.3062910642. The cubic root of 3301112221 is about 1488.9727948533.

Adding to 3301112221 its reverse (1222111033), we get a palindrome (4523223254).

The spelling of 3301112221 in words is "three billion, three hundred one million, one hundred twelve thousand, two hundred twenty-one".

Divisors: 1 11 31 341 761 8371 12721 23591 139931 259501 394351 4337861 9680681 106487491 300101111 3301112221