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120212213330320 = 24510913785804281
BaseRepresentation
bin11011010101010100010110…
…010001011111000110010000
3120202122011201211121011222021
4123111110112101133012100
5111224024103103032240
61103400421201021224
734215021465552166
oct3325242621370620
9522564654534867
10120212213330320
1135337793554231
1211595b23024814
13520cc69b54307
142198433221236
15dd6edee3954a
hex6d551645f190

120212213330320 has 40 divisors (see below), whose sum is σ = 282057555609720. Its totient is φ = 47643739591680.

The previous prime is 120212213330317. The next prime is 120212213330351. The reversal of 120212213330320 is 23033312212021.

It can be written as a sum of positive squares in 4 ways, for example, as 49141445929216 + 71070767401104 = 7010096^2 + 8430348^2 .

It is a tau number, because it is divible by the number of its divisors (40).

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6892893421 + ... + 6892910860.

It is an arithmetic number, because the mean of its divisors is an integer number (7051438890243).

Almost surely, 2120212213330320 is an apocalyptic number.

120212213330320 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

120212213330320 is an abundant number, since it is smaller than the sum of its proper divisors (161845342279400).

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

120212213330320 is a wasteful number, since it uses less digits than its factorization.

120212213330320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13785804403 (or 13785804397 counting only the distinct ones).

The product of its (nonzero) digits is 2592, while the sum is 25.

Adding to 120212213330320 its reverse (23033312212021), we get a palindrome (143245525542341).

The spelling of 120212213330320 in words is "one hundred twenty trillion, two hundred twelve billion, two hundred thirteen million, three hundred thirty thousand, three hundred twenty".

Divisors: 1 2 4 5 8 10 16 20 40 80 109 218 436 545 872 1090 1744 2180 4360 8720 13785804281 27571608562 55143217124 68929021405 110286434248 137858042810 220572868496 275716085620 551432171240 1102864342480 1502652666629 3005305333258 6010610666516 7513263333145 12021221333032 15026526666290 24042442666064 30053053332580 60106106665160 120212213330320