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210012101211201 = 32512572417448993
BaseRepresentation
bin101111110000000101000000…
…101100001111010001000001
31000112120221221102102112102020
4233300011000230033101001
5210011314240402224301
62022354121041312053
762143605434404212
oct5760050054172101
91015527842375366
10210012101211201
1160a096a5147463
121b679903935629
139025096527ab3
1439c08d5d99409
151942d6b596436
hexbf0140b0f441

210012101211201 has 32 divisors (see below), whose sum is σ = 282343030639488. Its totient is φ = 138849878016000.

The previous prime is 210012101211179. The next prime is 210012101211233. The reversal of 210012101211201 is 102112101210012.

It is a happy number.

It is not a de Polignac number, because 210012101211201 - 26 = 210012101211137 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (210012101211251) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 467515761 + ... + 467964753.

It is an arithmetic number, because the mean of its divisors is an integer number (8823219707484).

Almost surely, 2210012101211201 is an apocalyptic number.

It is an amenable number.

210012101211201 is a deficient number, since it is larger than the sum of its proper divisors (72330929428287).

210012101211201 is a wasteful number, since it uses less digits than its factorization.

210012101211201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 451921.

The product of its (nonzero) digits is 16, while the sum is 15.

Adding to 210012101211201 its reverse (102112101210012), we get a palindrome (312124202421213).

The spelling of 210012101211201 in words is "two hundred ten trillion, twelve billion, one hundred one million, two hundred eleven thousand, two hundred one".

Divisors: 1 3 251 257 753 771 2417 7251 64507 193521 448993 606667 621169 1346979 1820001 1863507 112697243 115391201 155913419 338091729 346173603 467740257 1085216081 3255648243 28963191451 86889574353 272389236331 278900532817 817167708993 836701598451 70004033737067 210012101211201