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203212001220010 = 25232512193516973
BaseRepresentation
bin101110001101000111111011…
…001001011001010110101010
3222122111212200202121011101221
4232031013323021121112222
5203113411134303020020
62000110145442532254
760542403554233336
oct5615077311312652
9878455622534357
10203212001220010
11598277a8a65472
121a95ba2006708a
138950a6a5abb63
1438277288567c6
1518760256696aa
hexb8d1fb2595aa

203212001220010 has 32 divisors (see below), whose sum is σ = 381686777976960. Its totient is φ = 77750347126848.

The previous prime is 203212001219977. The next prime is 203212001220037. The reversal of 203212001220010 is 10022100212302.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 56021884 + ... + 59538856.

It is an arithmetic number, because the mean of its divisors is an integer number (11927711811780).

Almost surely, 2203212001220010 is an apocalyptic number.

203212001220010 is a deficient number, since it is larger than the sum of its proper divisors (178474776756950).

203212001220010 is a wasteful number, since it uses less digits than its factorization.

203212001220010 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3768222.

The product of its (nonzero) digits is 96, while the sum is 16.

Adding to 203212001220010 its reverse (10022100212302), we get a palindrome (213234101432312).

The spelling of 203212001220010 in words is "two hundred three trillion, two hundred twelve billion, one million, two hundred twenty thousand, ten".

Divisors: 1 2 5 10 23 46 115 230 251219 502438 1256095 2512190 3516973 5778037 7033946 11556074 17584865 28890185 35169730 57780370 80890379 161780758 404451895 808903790 883530440087 1767060880174 4417652200435 8835304400870 20321200122001 40642400244002 101606000610005 203212001220010