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120010111210 = 25113135193581
BaseRepresentation
bin110111111000100101…
…0001111100011101010
3102110202201012022110201
41233301022033203222
53431240042024320
6131044253102414
711445651054103
oct1576112174352
9373681168421
10120010111210
11469946408a0
121b313187a0a
13b417317732
145b468193aa
1531c5d0170a
hex1bf128f8ea

120010111210 has 32 divisors (see below), whose sum is σ = 243258038784. Its totient is φ = 42232296000.

The previous prime is 120010111201. The next prime is 120010111211. The reversal of 120010111210 is 12111010021.

120010111210 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (10).

It is not an unprimeable number, because it can be changed into a prime (120010111211) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 17593381 + ... + 17600200.

It is an arithmetic number, because the mean of its divisors is an integer number (7601813712).

Almost surely, 2120010111210 is an apocalyptic number.

120010111210 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

120010111210 is an abundant number, since it is smaller than the sum of its proper divisors (123247927574).

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

120010111210 is a wasteful number, since it uses less digits than its factorization.

120010111210 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 35193630.

The product of its (nonzero) digits is 4, while the sum is 10.

Adding to 120010111210 its reverse (12111010021), we get a palindrome (132121121231).

The spelling of 120010111210 in words is "one hundred twenty billion, ten million, one hundred eleven thousand, two hundred ten".

Divisors: 1 2 5 10 11 22 31 55 62 110 155 310 341 682 1705 3410 35193581 70387162 175967905 351935810 387129391 774258782 1091001011 1935646955 2182002022 3871293910 5455005055 10910010110 12001011121 24002022242 60005055605 120010111210