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12200000223 = 322921177421
BaseRepresentation
bin10110101110010110…
…10011101011011111
31011111020110020002010
423113023103223133
5144441200001343
65334332202303
7611220201525
oct132713235337
934436406063
1012200000223
1151a0644814
122445909393
1311c571bc58
1483a400315
154b60c9d33
hex2d72d3adf

12200000223 has 8 divisors (see below), whose sum is σ = 16267468336. Its totient is φ = 8132932800.

The previous prime is 12200000213. The next prime is 12200000237. The reversal of 12200000223 is 32200000221.

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

It is not a de Polignac number, because 12200000223 - 213 = 12199992031 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 12200000199 and 12200000208.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12200000203) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 19948 + ... + 157473.

It is an arithmetic number, because the mean of its divisors is an integer number (2033433542).

Almost surely, 212200000223 is an apocalyptic number.

12200000223 is a deficient number, since it is larger than the sum of its proper divisors (4067468113).

12200000223 is a wasteful number, since it uses less digits than its factorization.

12200000223 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 200345.

The product of its (nonzero) digits is 48, while the sum is 12.

Adding to 12200000223 its reverse (32200000221), we get a palindrome (44400000444).

The spelling of 12200000223 in words is "twelve billion, two hundred million, two hundred twenty-three", and thus it is an aban number.

Divisors: 1 3 22921 68763 177421 532263 4066666741 12200000223