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210001202112 = 26313194428163
BaseRepresentation
bin1100001110010100001…
…1000000101111000000
3202002001100022101121110
43003211003000233000
511420040301431422
6240250114323320
721113011523442
oct3034503005700
9662040271543
10210001202112
1181074227399
1234848b89540
1316a5933a850
14a242478492
1556e14bd60c
hex30e50c0bc0

210001202112 has 112 divisors (see below), whose sum is σ = 629862047360. Its totient is φ = 61214911488.

The previous prime is 210001202111. The next prime is 210001202161. The reversal of 210001202112 is 211202100012.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (210001202111) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2166658 + ... + 2261505.

It is an arithmetic number, because the mean of its divisors is an integer number (5623768280).

Almost surely, 2210001202112 is an apocalyptic number.

It is an amenable number.

210001202112 is an abundant number, since it is smaller than the sum of its proper divisors (419860845248).

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

210001202112 is a wasteful number, since it uses less digits than its factorization.

210001202112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4428210 (or 4428200 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 12.

Adding to 210001202112 its reverse (211202100012), we get a palindrome (421203302124).

The spelling of 210001202112 in words is "two hundred ten billion, one million, two hundred two thousand, one hundred twelve".

Divisors: 1 2 3 4 6 8 12 13 16 19 24 26 32 38 39 48 52 57 64 76 78 96 104 114 152 156 192 208 228 247 304 312 416 456 494 608 624 741 832 912 988 1216 1248 1482 1824 1976 2496 2964 3648 3952 5928 7904 11856 15808 23712 47424 4428163 8856326 13284489 17712652 26568978 35425304 53137956 57566119 70850608 84135097 106275912 115132238 141701216 168270194 172698357 212551824 230264476 252405291 283402432 336540388 345396714 425103648 460528952 504810582 673080776 690793428 850207296 921057904 1009621164 1093756261 1346161552 1381586856 1842115808 2019242328 2187512522 2692323104 2763173712 3281268783 3684231616 4038484656 4375025044 5384646208 5526347424 6562537566 8076969312 8750050088 11052694848 13125075132 16153938624 17500100176 26250150264 35000200352 52500300528 70000400704 105000601056 210001202112