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210012101102200 = 23526996491500839
BaseRepresentation
bin101111110000000101000000…
…101011110100101001111000
31000112120221221102012222220011
4233300011000223310221320
5210011314240340232300
62022354121035111304
762143605433441345
oct5760050053645170
91015527842188804
10210012101102200
1160a096a5082581
121b6799038a2534
1390250964ba2b7
1439c08d5d6b7cc
151942d6b573eba
hexbf0140af4a78

210012101102200 has 48 divisors (see below), whose sum is σ = 488279158290000. Its totient is φ = 84004664401920.

The previous prime is 210012101102179. The next prime is 210012101102207. The reversal of 210012101102200 is 2201101210012.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (210012101102207) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 139179381 + ... + 140680219.

It is an arithmetic number, because the mean of its divisors is an integer number (10172482464375).

Almost surely, 2210012101102200 is an apocalyptic number.

210012101102200 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

210012101102200 is an abundant number, since it is smaller than the sum of its proper divisors (278267057187800).

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

210012101102200 is a wasteful number, since it uses less digits than its factorization.

210012101102200 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2200504 (or 2200495 counting only the distinct ones).

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

Adding to 210012101102200 its reverse (2201101210012), we get a palindrome (212213202312212).

The spelling of 210012101102200 in words is "two hundred ten trillion, twelve billion, one hundred one million, one hundred two thousand, two hundred".

Divisors: 1 2 4 5 8 10 20 25 40 50 100 200 699649 1399298 1500839 2798596 3001678 3498245 5597192 6003356 6996490 7504195 12006712 13992980 15008390 17491225 27985960 30016780 34982450 37520975 60033560 69964900 75041950 139929800 150083900 300167800 1050060505511 2100121011022 4200242022044 5250302527555 8400484044088 10500605055110 21001210110220 26251512637775 42002420220440 52503025275550 105006050551100 210012101102200