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120201220120200 = 23352200335366867
BaseRepresentation
bin11011010101001010000111…
…000001101101111010001000
3120202121010100200221020200220
4123111022013001231322020
5111223334044322321300
61103351402254230040
734214152201036002
oct3325120701557210
9522533320836626
10120201220120200
113533306213380a
12115939754b5320
13520bc0746635b
142197aad1db372
15dd6a99c8bda0
hex6d528706de88

120201220120200 has 48 divisors (see below), whose sum is σ = 372623782374480. Its totient is φ = 32053658698560.

The previous prime is 120201220120133. The next prime is 120201220120237. The reversal of 120201220120200 is 2021022102021.

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

It is a self number, because there is not a number n which added to its sum of digits gives 120201220120200.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 100167682834 + ... + 100167684033.

It is an arithmetic number, because the mean of its divisors is an integer number (7762995466135).

Almost surely, 2120201220120200 is an apocalyptic number.

120201220120200 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

120201220120200 is an abundant number, since it is smaller than the sum of its proper divisors (252422562254280).

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

120201220120200 is a wasteful number, since it uses less digits than its factorization.

120201220120200 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 200335366886 (or 200335366877 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 15.

Adding to 120201220120200 its reverse (2021022102021), we get a palindrome (122222242222221).

The spelling of 120201220120200 in words is "one hundred twenty trillion, two hundred one billion, two hundred twenty million, one hundred twenty thousand, two hundred".

Divisors: 1 2 3 4 5 6 8 10 12 15 20 24 25 30 40 50 60 75 100 120 150 200 300 600 200335366867 400670733734 601006100601 801341467468 1001676834335 1202012201202 1602682934936 2003353668670 2404024402404 3005030503005 4006707337340 4808048804808 5008384171675 6010061006010 8013414674680 10016768343350 12020122012020 15025152515025 20033536686700 24040244024040 30050305030050 40067073373400 60100610060100 120201220120200