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12020230102200 = 2335223993789459
BaseRepresentation
bin1010111011101010110110…
…0010111001110010111000
31120120010022111120202220220
42232322231202321302320
53033414412401232300
641322003435220040
72350301336026215
oct256725542716270
946503274522826
1012020230102200
113914829587031
1214217268a7620
1369266c961168
142d7ad4680b0c
1515ca18e8eda0
hexaeead8b9cb8

12020230102200 has 192 divisors, whose sum is σ = 37458977472000. Its totient is φ = 3188540759040.

The previous prime is 12020230102187. The next prime is 12020230102213. The reversal of 12020230102200 is 220103202021.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (12020230102187) and next prime (12020230102213).

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a self number, because there is not a number n which added to its sum of digits gives 12020230102200.

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, 134321071 + ... + 134410529.

It is an arithmetic number, because the mean of its divisors is an integer number (195098841000).

Almost surely, 212020230102200 is an apocalyptic number.

12020230102200 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 12020230102200, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (18729488736000).

12020230102200 is an abundant number, since it is smaller than the sum of its proper divisors (25438747369800).

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

12020230102200 is a wasteful number, since it uses less digits than its factorization.

12020230102200 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 90654 (or 90645 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 15.

Adding to 12020230102200 its reverse (220103202021), we get a palindrome (12240333304221).

The spelling of 12020230102200 in words is "twelve trillion, twenty billion, two hundred thirty million, one hundred two thousand, two hundred".