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223012222230 = 23571061962963
BaseRepresentation
bin1100111110110010010…
…0000111010100010110
3210022122002211200211110
43033230210013110112
512123212112102410
6250241141515450
722053310416630
oct3175444072426
9708562750743
10223012222230
1186640649386
123727a412b86
1318050a9a515
14ab18471a50
155c0389a720
hex33ec907516

223012222230 has 32 divisors (see below), whose sum is σ = 611690667264. Its totient is φ = 50974222176.

The previous prime is 223012222229. The next prime is 223012222231. The reversal of 223012222230 is 32222210322.

223012222230 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (223012222229) and next prime (223012222231).

It is a Harshad number since it is a multiple of its sum of digits (21).

It is a junction number, because it is equal to n+sod(n) for n = 223012222197 and 223012222206.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (223012222231) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 530981272 + ... + 530981691.

It is an arithmetic number, because the mean of its divisors is an integer number (19115333352).

Almost surely, 2223012222230 is an apocalyptic number.

223012222230 is an abundant number, since it is smaller than the sum of its proper divisors (388678445034).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

223012222230 is a wasteful number, since it uses less digits than its factorization.

223012222230 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1061962980.

The product of its (nonzero) digits is 1152, while the sum is 21.

Adding to 223012222230 its reverse (32222210322), we get a palindrome (255234432552).

The spelling of 223012222230 in words is "two hundred twenty-three billion, twelve million, two hundred twenty-two thousand, two hundred thirty".

Divisors: 1 2 3 5 6 7 10 14 15 21 30 35 42 70 105 210 1061962963 2123925926 3185888889 5309814815 6371777778 7433740741 10619629630 14867481482 15929444445 22301222223 31858888890 37168703705 44602444446 74337407410 111506111115 223012222230