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220201100101210 = 2522020110010121
BaseRepresentation
bin110010000100010110010000…
…010110011100011001011010
31001212200000112021102011212211
4302010112100112130121122
5212330233323111214320
62100154553332425334
764245001352110534
oct6204262026343132
91055600467364784
10220201100101210
1164187842415938
1220844546a7824a
1395b3b4a779837
143c53b0c0ca854
151a6ce08c5055a
hexc8459059c65a

220201100101210 has 8 divisors (see below), whose sum is σ = 396361980182196. Its totient is φ = 88080440040480.

The previous prime is 220201100101183. The next prime is 220201100101231. The reversal of 220201100101210 is 12101001102022.

It can be written as a sum of positive squares in 2 ways, for example, as 206891890085169 + 13309210016041 = 14383737^2 + 3648179^2 .

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

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 11010055005051 + ... + 11010055005070.

Almost surely, 2220201100101210 is an apocalyptic number.

220201100101210 is a deficient number, since it is larger than the sum of its proper divisors (176160880080986).

220201100101210 is a wasteful number, since it uses less digits than its factorization.

220201100101210 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22020110010128.

The product of its (nonzero) digits is 16, while the sum is 13.

Adding to 220201100101210 its reverse (12101001102022), we get a palindrome (232302101203232).

The spelling of 220201100101210 in words is "two hundred twenty trillion, two hundred one billion, one hundred million, one hundred one thousand, two hundred ten".

Divisors: 1 2 5 10 22020110010121 44040220020242 110100550050605 220201100101210