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12130551325200 = 243527111090312041
BaseRepresentation
bin1011000010000101110100…
…1100111110001000010000
31120221200001222102120102010
42300201131030332020100
53042221332114401300
641444410502022520
72361255240660660
oct260413514761020
946850058376363
1012130551325200
1139575a0a867a0
12143ab95117a40
1369cba1879b39
142dd19c3a01a0
15160824389a50
hexb085d33e210

12130551325200 has 480 divisors, whose sum is σ = 48455053535232. Its totient is φ = 2520193536000.

The previous prime is 12130551325177. The next prime is 12130551325261. The reversal of 12130551325200 is 252315503121.

It is a super-2 number, since 2×121305513252002 (a number of 27 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is an unprimeable number.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 1007431180 + ... + 1007443220.

Almost surely, 212130551325200 is an apocalyptic number.

12130551325200 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 12130551325200, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (24227526767616).

12130551325200 is an abundant number, since it is smaller than the sum of its proper divisors (36324502210032).

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

12130551325200 is a wasteful number, since it uses less digits than its factorization.

12130551325200 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22983 (or 22972 counting only the distinct ones).

The product of its (nonzero) digits is 9000, while the sum is 30.

Adding to 12130551325200 its reverse (252315503121), we get a palindrome (12382866828321).

The spelling of 12130551325200 in words is "twelve trillion, one hundred thirty billion, five hundred fifty-one million, three hundred twenty-five thousand, two hundred".