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200000230212 = 22330763541777
BaseRepresentation
bin1011101001000011110…
…0010101001101000100
3201010020100201101021210
42322100330111031010
511234100024331322
6231513455011420
720310122623116
oct2722074251504
9633210641253
10200000230212
1177901a09162
1232917809b70
1315b2439cbb3
1499741413b6
1553084bc70c
hex2e90f15344

200000230212 has 24 divisors (see below), whose sum is σ = 466683234976. Its totient is φ = 66664453248.

The previous prime is 200000230181. The next prime is 200000230217. The reversal of 200000230212 is 212032000002.

It is a Harshad number since it is a multiple of its sum of digits (12).

It is not an unprimeable number, because it can be changed into a prime (200000230217) 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 7 ways as a sum of consecutive naturals, for example, 98268 + ... + 640044.

Almost surely, 2200000230212 is an apocalyptic number.

It is an amenable number.

200000230212 is an abundant number, since it is smaller than the sum of its proper divisors (266683004764).

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

200000230212 is a wasteful number, since it uses less digits than its factorization.

200000230212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 572547 (or 572545 counting only the distinct ones).

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

Adding to 200000230212 its reverse (212032000002), we get a palindrome (412032230214).

The spelling of 200000230212 in words is "two hundred billion, two hundred thirty thousand, two hundred twelve".

Divisors: 1 2 3 4 6 12 30763 61526 92289 123052 184578 369156 541777 1083554 1625331 2167108 3250662 6501324 16666685851 33333371702 50000057553 66666743404 100000115106 200000230212