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1200312010200 = 233528924119323
BaseRepresentation
bin10001011101111000001…
…010111100010111011000
311020202012210210212111210
4101131320022330113120
5124131214333311300
62315225444023120
7152501564513532
oct21357012742730
94222183725453
101200312010200
1142305a923a66
12174766091aa0
138925c12c324
1442149b46852
15213522bd050
hex117782bc5d8

1200312010200 has 192 divisors, whose sum is σ = 3764740291200. Its totient is φ = 316321561600.

The previous prime is 1200312010187. The next prime is 1200312010241. The reversal of 1200312010200 is 20102130021.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 128742739 + ... + 128752061.

It is an arithmetic number, because the mean of its divisors is an integer number (19608022350).

Almost surely, 21200312010200 is an apocalyptic number.

1200312010200 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1200312010200, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1882370145600).

1200312010200 is an abundant number, since it is smaller than the sum of its proper divisors (2564428281000).

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

1200312010200 is a wasteful number, since it uses less digits than its factorization.

1200312010200 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11842 (or 11833 counting only the distinct ones).

The product of its (nonzero) digits is 24, while the sum is 12.

Adding to 1200312010200 its reverse (20102130021), we get a palindrome (1220414140221).

The spelling of 1200312010200 in words is "one trillion, two hundred billion, three hundred twelve million, ten thousand, two hundred".