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12200112120102 = 234612994407883
BaseRepresentation
bin1011000110001000111101…
…0110010110000100100110
31121012022121210100002011020
42301202033112112010212
53044341312200320402
641540353143152010
72366300102661204
oct261421726260446
947168553302136
1012200112120102
113984047265545
121450568a45606
136a66090070ca
143026ba928074
151625461408bc
hexb188f596126

12200112120102 has 16 divisors (see below), whose sum is σ = 24400282670400. Its totient is φ = 4066694301672.

The previous prime is 12200112120083. The next prime is 12200112120103. The reversal of 12200112120102 is 20102121100221.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12200112120103) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 563853 + ... + 4971735.

It is an arithmetic number, because the mean of its divisors is an integer number (1525017666900).

Almost surely, 212200112120102 is an apocalyptic number.

12200112120102 is an abundant number, since it is smaller than the sum of its proper divisors (12200170550298).

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

12200112120102 is a wasteful number, since it uses less digits than its factorization.

12200112120102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4869187.

The product of its (nonzero) digits is 32, while the sum is 15.

Adding to 12200112120102 its reverse (20102121100221), we get a palindrome (32302233220323).

The spelling of 12200112120102 in words is "twelve trillion, two hundred billion, one hundred twelve million, one hundred twenty thousand, one hundred two".

Divisors: 1 2 3 6 461299 922598 1383897 2767794 4407883 8815766 13223649 26447298 2033352020017 4066704040034 6100056060051 12200112120102