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120110012010 = 23257118796559
BaseRepresentation
bin110111111011100011…
…1010101011001101010
3102111000200011210121100
41233313013111121222
53431441130341020
6131102222222230
711451303154062
oct1576707253152
9374020153540
10120110012010
1146a35a7483a
121b340724976
13b431c25031
145b55bc23a2
1531ce986a90
hex1bf71d566a

120110012010 has 48 divisors (see below), whose sum is σ = 316684442880. Its totient is φ = 31578217440.

The previous prime is 120110012003. The next prime is 120110012023. The reversal of 120110012010 is 10210011021.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (9).

It is a junction number, because it is equal to n+sod(n) for n = 120110011983 and 120110012001.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 9391890 + ... + 9404669.

It is an arithmetic number, because the mean of its divisors is an integer number (6597592560).

Almost surely, 2120110012010 is an apocalyptic number.

120110012010 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

120110012010 is an abundant number, since it is smaller than the sum of its proper divisors (196574430870).

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

120110012010 is a wasteful number, since it uses less digits than its factorization.

120110012010 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18796643 (or 18796640 counting only the distinct ones).

The product of its (nonzero) digits is 4, while the sum is 9.

Adding to 120110012010 its reverse (10210011021), we get a palindrome (130320023031).

The spelling of 120110012010 in words is "one hundred twenty billion, one hundred ten million, twelve thousand, ten".

Divisors: 1 2 3 5 6 9 10 15 18 30 45 71 90 142 213 355 426 639 710 1065 1278 2130 3195 6390 18796559 37593118 56389677 93982795 112779354 169169031 187965590 281948385 338338062 563896770 845845155 1334555689 1691690310 2669111378 4003667067 6672778445 8007334134 12011001201 13345556890 20018335335 24022002402 40036670670 60055006005 120110012010