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2130130303200 = 2532526715129243
BaseRepresentation
bin11110111111110101101…
…010001111100011100000
321112122020102222011222100
4132333311222033203200
5234400001324200300
64310322433010400
7306616420555104
oct36776552174340
97478212864870
102130130303200
11751424029709
122a4a003b3a00
13125b4142c693
1475155397904
153a6224ce700
hex1eff5a8f8e0

2130130303200 has 432 divisors, whose sum is σ = 7674231067776. Its totient is φ = 555831936000.

The previous prime is 2130130303183. The next prime is 2130130303271. The reversal of 2130130303200 is 23030310312.

2130130303200 is a `hidden beast` number, since 2 + 1 + 30 + 130 + 303 + 200 = 666.

It is a super-2 number, since 2×21301303032002 (a number of 25 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 72827779 + ... + 72857021.

It is an arithmetic number, because the mean of its divisors is an integer number (17764423768).

Almost surely, 22130130303200 is an apocalyptic number.

2130130303200 is a gapful number since it is divisible by the number (20) 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 2130130303200, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3837115533888).

2130130303200 is an abundant number, since it is smaller than the sum of its proper divisors (5544100764576).

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

2130130303200 is a wasteful number, since it uses less digits than its factorization.

2130130303200 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 29487 (or 29471 counting only the distinct ones).

The product of its (nonzero) digits is 324, while the sum is 18.

Adding to 2130130303200 its reverse (23030310312), we get a palindrome (2153160613512).

The spelling of 2130130303200 in words is "two trillion, one hundred thirty billion, one hundred thirty million, three hundred three thousand, two hundred".