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331221230222233 = 1333077704431863
BaseRepresentation
bin100101101001111100111001…
…1110001001111101110011001
31121102202102220000202111012211
41023103321303301033232121
5321403212034414102413
63132240533233235121
7126523641566610061
oct11323716361175631
91542672800674184
10331221230222233
11965a01535a487a
1231194a87a02aa1
13112a8049650030
145bb129bb4c3a1
152845c5709983d
hex12d3e73c4fb99

331221230222233 has 8 divisors (see below), whose sum is σ = 356807648485568. Its totient is φ = 305650220829264.

The previous prime is 331221230222227. The next prime is 331221230222249. The reversal of 331221230222233 is 332222032122133.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 331221230222233 - 217 = 331221230091161 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 331221230222195 and 331221230222204.

It is not an unprimeable number, because it can be changed into a prime (331221230222213) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3852172941 + ... + 3852258922.

It is an arithmetic number, because the mean of its divisors is an integer number (44600956060696).

Almost surely, 2331221230222233 is an apocalyptic number.

It is an amenable number.

331221230222233 is a deficient number, since it is larger than the sum of its proper divisors (25586418263335).

331221230222233 is a wasteful number, since it uses less digits than its factorization.

331221230222233 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7704435183.

The product of its (nonzero) digits is 31104, while the sum is 31.

Adding to 331221230222233 its reverse (332222032122133), we get a palindrome (663443262344366).

The spelling of 331221230222233 in words is "three hundred thirty-one trillion, two hundred twenty-one billion, two hundred thirty million, two hundred twenty-two thousand, two hundred thirty-three".

Divisors: 1 13 3307 42991 7704431863 100157614219 25478556170941 331221230222233