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212020201010 = 25172124758699
BaseRepresentation
bin1100010101110101100…
…0111000011000110010
3202021021001102011102102
43011131120320120302
511433204132413020
6241222320420402
721214025654552
oct3053530703062
9667231364372
10212020201010
1181a0a970122
1235111177702
1316cbb707757
14a39467b162
1557ad885475
hex315d638632

212020201010 has 32 divisors (see below), whose sum is σ = 404111462400. Its totient is φ = 79814253312.

The previous prime is 212020200991. The next prime is 212020201021. The reversal of 212020201010 is 10102020212.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 212020200982 and 212020201000.

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, 3582641 + ... + 3641339.

It is an arithmetic number, because the mean of its divisors is an integer number (12628483200).

Almost surely, 2212020201010 is an apocalyptic number.

212020201010 is a deficient number, since it is larger than the sum of its proper divisors (192091261390).

212020201010 is a wasteful number, since it uses less digits than its factorization.

212020201010 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 79970.

The product of its (nonzero) digits is 16, while the sum is 11.

Adding to 212020201010 its reverse (10102020212), we get a palindrome (222122221222).

The spelling of 212020201010 in words is "two hundred twelve billion, twenty million, two hundred one thousand, ten".

Divisors: 1 2 5 10 17 34 85 170 21247 42494 58699 106235 117398 212470 293495 361199 586990 722398 997883 1805995 1995766 3611990 4989415 9978830 1247177653 2494355306 6235888265 12471776530 21202020101 42404040202 106010100505 212020201010