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10002220001200 = 24527210110747221
BaseRepresentation
bin1001000110001101001011…
…0001010010011110110000
31022102012110220112222222001
42101203102301102132300
52302334021310014300
633134542331223344
72051431223136100
oct221432261223660
938365426488861
1010002220001200
113206a10484859
1211565b72a7b54
135772890709bb
14268177cd5200
151252a9cb116a
hex918d2c527b0

10002220001200 has 360 divisors, whose sum is σ = 28494861305904. Its totient is φ = 3363575040000.

The previous prime is 10002220001183. The next prime is 10002220001209. The reversal of 10002220001200 is 210002220001.

It is a Harshad number since it is a multiple of its sum of digits (10).

It is not an unprimeable number, because it can be changed into a prime (10002220001209) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 211793590 + ... + 211840810.

Almost surely, 210002220001200 is an apocalyptic number.

10002220001200 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 10002220001200, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (14247430652952).

10002220001200 is an abundant number, since it is smaller than the sum of its proper divisors (18492641304704).

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

10002220001200 is a wasteful number, since it uses less digits than its factorization.

10002220001200 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 47461 (or 47443 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 10.

Adding to 10002220001200 its reverse (210002220001), we get a palindrome (10212222221201).

The spelling of 10002220001200 in words is "ten trillion, two billion, two hundred twenty million, one thousand, two hundred".