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10210102012 = 221117103132523
BaseRepresentation
bin10011000001001000…
…11100101011111100
3222100120002220220101
421200210130223330
5131402241231022
64405045530444
7511005302155
oct114044345374
928316086811
1010210102012
11436a377840
121b8b413a24
13c693a08a6
146cc01492c
153eb560627
hex26091cafc

10210102012 has 48 divisors (see below), whose sum is σ = 20839133952. Its totient is φ = 4325518080.

The previous prime is 10210102009. The next prime is 10210102031. The reversal of 10210102012 is 21020101201.

It is a self number, because there is not a number n which added to its sum of digits gives 10210102012.

It is a congruent number.

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, 10783 + ... + 143305.

It is an arithmetic number, because the mean of its divisors is an integer number (434148624).

Almost surely, 210210102012 is an apocalyptic number.

It is an amenable number.

10210102012 is an abundant number, since it is smaller than the sum of its proper divisors (10629031940).

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

10210102012 is a wasteful number, since it uses less digits than its factorization.

10210102012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 132658 (or 132656 counting only the distinct ones).

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

Adding to 10210102012 its reverse (21020101201), we get a palindrome (31230203213).

The spelling of 10210102012 in words is "ten billion, two hundred ten million, one hundred two thousand, twelve".

Divisors: 1 2 4 11 17 22 34 44 68 103 187 206 374 412 748 1133 1751 2266 3502 4532 7004 19261 38522 77044 132523 265046 530092 1457753 2252891 2915506 4505782 5831012 9011564 13649869 24781801 27299738 49563602 54599476 99127204 150148559 232047773 300297118 464095546 600594236 928191092 2552525503 5105051006 10210102012