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1010201212 = 221999711307
BaseRepresentation
bin111100001101100…
…111001001111100
32121101212112112201
4330031213021330
54032102414322
6244124041244
734014366016
oct7415471174
92541775481
101010201212
11479261139
12242393224
1313139c4c7
14982451b6
155da48d27
hex3c36727c

1010201212 has 24 divisors (see below), whose sum is σ = 1779926400. Its totient is φ = 501660720.

The previous prime is 1010201201. The next prime is 1010201219. The reversal of 1010201212 is 2121020101.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1010201219) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 772263 + ... + 773569.

It is an arithmetic number, because the mean of its divisors is an integer number (74163600).

Almost surely, 21010201212 is an apocalyptic number.

It is an amenable number.

1010201212 is a deficient number, since it is larger than the sum of its proper divisors (769725188).

1010201212 is a wasteful number, since it uses less digits than its factorization.

1010201212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2481 (or 2479 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 10.

The square root of 1010201212 is about 31783.6626586679. The cubic root of 1010201212 is about 1003.3889063403.

Adding to 1010201212 its reverse (2121020101), we get a palindrome (3131221313).

The spelling of 1010201212 in words is "one billion, ten million, two hundred one thousand, two hundred twelve".

Divisors: 1 2 4 199 398 796 971 1307 1942 2614 3884 5228 193229 260093 386458 520186 772916 1040372 1269097 2538194 5076388 252550303 505100606 1010201212