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12001200200000 = 26551141133051
BaseRepresentation
bin1010111010100011111101…
…0001100101100101000000
31120111022012021110120200022
42232220333101211211000
53033111424222400000
641305135242313012
72346025633362614
oct256507721454500
946438167416608
1012001200200000
113907753707930
121419ab57b8768
136909292540bb
142d6c0b161344
1515c2a349a585
hexaea3f465940

12001200200000 has 336 divisors, whose sum is σ = 33265028776896. Its totient is φ = 4257600000000.

The previous prime is 12001200199993. The next prime is 12001200200021. The reversal of 12001200200000 is 200210021.

It is a Harshad number since it is a multiple of its sum of digits (8).

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, 90133475 + ... + 90266525.

It is an arithmetic number, because the mean of its divisors is an integer number (99003061836).

Almost surely, 212001200200000 is an apocalyptic number.

12001200200000 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 12001200200000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (16632514388448).

12001200200000 is an abundant number, since it is smaller than the sum of its proper divisors (21263828576896).

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

12001200200000 is an equidigital number, since it uses as much as digits as its factorization.

12001200200000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 133140 (or 133110 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 8.

Adding to 12001200200000 its reverse (200210021), we get a palindrome (12001400410021).

The spelling of 12001200200000 in words is "twelve trillion, one billion, two hundred million, two hundred thousand".