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12300220200 = 2335220500367
BaseRepresentation
bin10110111010010011…
…00111011100101000
31011202020000221001010
423131021213130220
5200142324021300
65352312223520
7613545101202
oct133511473450
934666027033
1012300220200
115242176544
12247339aba0
13121040b908
1484984b772
154becc4a50
hex2dd267728

12300220200 has 48 divisors (see below), whose sum is σ = 38130684480. Its totient is φ = 3280058560.

The previous prime is 12300220199. The next prime is 12300220237. The reversal of 12300220200 is 202200321.

It is a Harshad number since it is a multiple of its sum of digits (12).

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, 10249584 + ... + 10250783.

It is an arithmetic number, because the mean of its divisors is an integer number (794389260).

Almost surely, 212300220200 is an apocalyptic number.

12300220200 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

12300220200 is an abundant number, since it is smaller than the sum of its proper divisors (25830464280).

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

12300220200 is a wasteful number, since it uses less digits than its factorization.

12300220200 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20500386 (or 20500377 counting only the distinct ones).

The product of its (nonzero) digits is 48, while the sum is 12.

Adding to 12300220200 its reverse (202200321), we get a palindrome (12502420521).

The spelling of 12300220200 in words is "twelve billion, three hundred million, two 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 20500367 41000734 61501101 82001468 102501835 123002202 164002936 205003670 246004404 307505505 410007340 492008808 512509175 615011010 820014680 1025018350 1230022020 1537527525 2050036700 2460044040 3075055050 4100073400 6150110100 12300220200