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12010201201200 = 243521731131144973
BaseRepresentation
bin1010111011000101011111…
…0001101011101000110000
31120112011102120102211002010
42232301113301223220300
53033233343001414300
641313224341122520
72346464660543616
oct256612761535060
946464376384063
1012010201201200
1139105525222a4
12141b7a80b9440
13691731c95007
142d74227576b6
1515c62d7c3a50
hexaec57c6ba30

12010201201200 has 480 divisors, whose sum is σ = 42371117217792. Its totient is φ = 2894800896000.

The previous prime is 12010201201121. The next prime is 12010201201247. The reversal of 12010201201200 is 210210201021.

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

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 82771914 + ... + 82916886.

Almost surely, 212010201201200 is an apocalyptic number.

12010201201200 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 12010201201200, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (21185558608896).

12010201201200 is an abundant number, since it is smaller than the sum of its proper divisors (30360916016592).

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

12010201201200 is a wasteful number, since it uses less digits than its factorization.

12010201201200 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 145173 (or 145162 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 12.

Adding to 12010201201200 its reverse (210210201021), we get a palindrome (12220411402221).

The spelling of 12010201201200 in words is "twelve trillion, ten billion, two hundred one million, two hundred one thousand, two hundred".