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12301220313200 = 24527132911653297
BaseRepresentation
bin1011001100000001100111…
…0111011111100001110000
31121112222121012020110112202
42303000121313133201300
53103020344400010300
642055034054442332
72406506464305320
oct263003167374160
947488535213482
1012301220313200
113a12a111a1505
1214680859633a8
136b30002a57c0
1430754cc1b280
15164eb27cdad5
hexb3019ddf870

12301220313200 has 240 divisors, whose sum is σ = 37628033110080. Its totient is φ = 3758887157760.

The previous prime is 12301220313163. The next prime is 12301220313223. The reversal of 12301220313200 is 231302210321.

12301220313200 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (20).

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, 4771049 + ... + 6882248.

It is an arithmetic number, because the mean of its divisors is an integer number (156783471292).

Almost surely, 212301220313200 is an apocalyptic number.

12301220313200 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

12301220313200 is an abundant number, since it is smaller than the sum of its proper divisors (25326812796880).

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

12301220313200 is a wasteful number, since it uses less digits than its factorization.

12301220313200 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11653364 (or 11653353 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 20.

Adding to 12301220313200 its reverse (231302210321), we get a palindrome (12532522523521).

The spelling of 12301220313200 in words is "twelve trillion, three hundred one billion, two hundred twenty million, three hundred thirteen thousand, two hundred".