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120101111102010 = 23537691156583501
BaseRepresentation
bin11011010011101100111000…
…000100000111101000111010
3120202020112221221011012121110
4123103230320010013220322
5111220214033420231020
61103233404434421150
734204006331315133
oct3323547004075072
9522215857135543
10120101111102010
11352a4660207735
12115784971317b6
1352026421a640c
142192cd38bcc8a
15dd418b1ba8e0
hex6d3b38107a3a

120101111102010 has 64 divisors (see below), whose sum is σ = 296461423338624. Its totient is φ = 31116273120000.

The previous prime is 120101111101963. The next prime is 120101111102041. The reversal of 120101111102010 is 10201111101021.

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 31 ways as a sum of consecutive naturals, for example, 77524741 + ... + 79058760.

It is an arithmetic number, because the mean of its divisors is an integer number (4632209739666).

Almost surely, 2120101111102010 is an apocalyptic number.

120101111102010 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

120101111102010 is an abundant number, since it is smaller than the sum of its proper divisors (176360312236614).

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

120101111102010 is a wasteful number, since it uses less digits than its factorization.

120101111102010 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 156584239.

The product of its (nonzero) digits is 4, while the sum is 12.

Adding to 120101111102010 its reverse (10201111101021), we get a palindrome (130302222203031).

It can be divided in two parts, 120101 and 111102010, that added together give a palindrome (111222111).

The spelling of 120101111102010 in words is "one hundred twenty trillion, one hundred one billion, one hundred eleven million, one hundred two thousand, ten".

Divisors: 1 2 3 5 6 10 15 30 37 74 111 185 222 370 555 691 1110 1382 2073 3455 4146 6910 10365 20730 25567 51134 76701 127835 153402 255670 383505 767010 156583501 313167002 469750503 782917505 939501006 1565835010 2348752515 4697505030 5793589537 11587179074 17380768611 28967947685 34761537222 57935895370 86903843055 108199199191 173807686110 216398398382 324597597573 540995995955 649195195146 1081991991910 1622987987865 3245975975730 4003370370067 8006740740134 12010111110201 20016851850335 24020222220402 40033703700670 60050555551005 120101111102010