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12000102212000 = 255372979187069
BaseRepresentation
bin1010111010011111110111…
…0101000110000110100000
31120111012100202102000022002
42232213331311012012200
53033102202131241000
641304434300503132
72345656501546460
oct256477565060640
946435322360262
1012000102212000
11390723a947231
121419849b4aaa8
136907b2929166
142d6b453c7ba0
1515c23bdb08d5
hexae9fdd461a0

12000102212000 has 384 divisors, whose sum is σ = 35299660032000. Its totient is φ = 3922142515200.

The previous prime is 12000102211997. The next prime is 12000102212011. The reversal of 12000102212000 is 21220100021.

It is a happy number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 64054466 + ... + 64241534.

It is an arithmetic number, because the mean of its divisors is an integer number (91926198000).

Almost surely, 212000102212000 is an apocalyptic number.

12000102212000 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 12000102212000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (17649830016000).

12000102212000 is an abundant number, since it is smaller than the sum of its proper divisors (23299557820000).

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

12000102212000 is a wasteful number, since it uses less digits than its factorization.

12000102212000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 187209 (or 187191 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 11.

Adding to 12000102212000 its reverse (21220100021), we get a palindrome (12021322312021).

The spelling of 12000102212000 in words is "twelve trillion, one hundred two million, two hundred twelve thousand".