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120310221030 = 2359421425681
BaseRepresentation
bin111000000001100001…
…1000100100011100110
3102111112121220110202020
41300003003010203212
53432343404033110
6131134133324010
711456254001616
oct1600303044346
9374477813666
10120310221030
1147028a8a83a
121b397796606
13b4645534cc
145b7461aa46
1531e2332d70
hex1c030c48e6

120310221030 has 32 divisors (see below), whose sum is σ = 288775857888. Its totient is φ = 32079244800.

The previous prime is 120310220983. The next prime is 120310221049. The reversal of 120310221030 is 30122013021.

It is a Harshad number since it is a multiple of its sum of digits (15).

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, 69790 + ... + 495470.

It is an arithmetic number, because the mean of its divisors is an integer number (9024245559).

Almost surely, 2120310221030 is an apocalyptic number.

120310221030 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

120310221030 is an abundant number, since it is smaller than the sum of its proper divisors (168465636858).

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

120310221030 is a wasteful number, since it uses less digits than its factorization.

120310221030 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 435112.

The product of its (nonzero) digits is 72, while the sum is 15.

Adding to 120310221030 its reverse (30122013021), we get a palindrome (150432234051).

The spelling of 120310221030 in words is "one hundred twenty billion, three hundred ten million, two hundred twenty-one thousand, thirty".

Divisors: 1 2 3 5 6 10 15 30 9421 18842 28263 47105 56526 94210 141315 282630 425681 851362 1277043 2128405 2554086 4256810 6385215 12770430 4010340701 8020681402 12031022103 20051703505 24062044206 40103407010 60155110515 120310221030