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12303131210200 = 23521729229544883
BaseRepresentation
bin1011001100001000101111…
…0000111111000111011000
31121120011112100221002102201
42303002023300333013120
53103033303042211300
642055551435535544
72406605026541515
oct263021360770730
947504470832381
1012303131210200
113a1380190a726
1214685198ba5b4
136b324615329c
1430769092030c
1516507544066a
hexb308bc3f1d8

12303131210200 has 192 divisors, whose sum is σ = 31468685652000. Its totient is φ = 4452514160640.

The previous prime is 12303131210119. The next prime is 12303131210203. The reversal of 12303131210200 is 201213130321.

12303131210200 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12303131210203) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 22306959 + ... + 22851841.

Almost surely, 212303131210200 is an apocalyptic number.

12303131210200 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 12303131210200, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (15734342826000).

12303131210200 is an abundant number, since it is smaller than the sum of its proper divisors (19165554441800).

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

12303131210200 is a wasteful number, since it uses less digits than its factorization.

12303131210200 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 545174 (or 545165 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 19.

Adding to 12303131210200 its reverse (201213130321), we get a palindrome (12504344340521).

The spelling of 12303131210200 in words is "twelve trillion, three hundred three billion, one hundred thirty-one million, two hundred ten thousand, two hundred".