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12201200011000 = 23537111323529957
BaseRepresentation
bin1011000110001101000000…
…1100010100011011111000
31121012102102121101122220201
42301203100030110123320
53044401024200323000
641541053124331544
72366336052621610
oct261432014243370
947172377348821
1012201200011000
11398455535a030
121450811243bb4
136a6750508230
143027811d3a40
151625ab8d396a
hexb18d03146f8

12201200011000 has 512 divisors, whose sum is σ = 40000721080320. Its totient is φ = 3357801216000.

The previous prime is 12201200010949. The next prime is 12201200011003. The reversal of 12201200011000 is 11000210221.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12201200011003) 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 127 ways as a sum of consecutive naturals, for example, 22758022 + ... + 23287978.

It is an arithmetic number, because the mean of its divisors is an integer number (78126408360).

Almost surely, 212201200011000 is an apocalyptic number.

12201200011000 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 12201200011000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (20000360540160).

12201200011000 is an abundant number, since it is smaller than the sum of its proper divisors (27799521069320).

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

12201200011000 is a wasteful number, since it uses less digits than its factorization.

12201200011000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 530032 (or 530018 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 10.

Adding to 12201200011000 its reverse (11000210221), we get a palindrome (12212200221221).

The spelling of 12201200011000 in words is "twelve trillion, two hundred one billion, two hundred million, eleven thousand".