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12202010111200 = 2552713311538939
BaseRepresentation
bin1011000110010000000001…
…1110100110110011100000
31121012111112001202000110211
42301210000132212303200
53044404204042024300
641541305343503504
72366365120433020
oct261440036466340
947174461660424
1012202010111200
113984930669328
1214509b85b7b94
136a684c2b6470
1430281aa2ba80
15162607aa34ba
hexb19007a6ce0

12202010111200 has 288 divisors, whose sum is σ = 36780300910080. Its totient is φ = 3849310771200.

The previous prime is 12202010111173. The next prime is 12202010111219. The reversal of 12202010111200 is 211101020221.

It is a Harshad number since it is a multiple of its sum of digits (13).

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, 22371331 + ... + 22910269.

It is an arithmetic number, because the mean of its divisors is an integer number (127709378160).

Almost surely, 212202010111200 is an apocalyptic number.

12202010111200 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 12202010111200, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (18390150455040).

12202010111200 is an abundant number, since it is smaller than the sum of its proper divisors (24578290798880).

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

12202010111200 is a wasteful number, since it uses less digits than its factorization.

12202010111200 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 539290 (or 539277 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 13.

Adding to 12202010111200 its reverse (211101020221), we get a palindrome (12413111131421).

The spelling of 12202010111200 in words is "twelve trillion, two hundred two billion, ten million, one hundred eleven thousand, two hundred".