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12102201310000 = 24548924475557
BaseRepresentation
bin1011000000011100001101…
…1010001111101100110000
31120211221220012212120200011
42300013003122033230300
53041240302013410000
641423401410504304
72356232554554304
oct260070332175460
946757805776604
1012102201310000
11394657315476a
1214355a2895094
1369a30429c009
142dba6d13bd04
1515ec155352ba
hexb01c368fb30

12102201310000 has 200 divisors, whose sum is σ = 29647303076160. Its totient is φ = 4783671552000.

The previous prime is 12102201309941. The next prime is 12102201310051. The reversal of 12102201310000 is 1310220121.

It is a tau number, because it is divible by the number of its divisors (200).

It is a super-2 number, since 2×121022013100002 (a number of 27 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 2177827222 + ... + 2177832778.

Almost surely, 212102201310000 is an apocalyptic number.

12102201310000 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 12102201310000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (14823651538080).

12102201310000 is an abundant number, since it is smaller than the sum of its proper divisors (17545101766160).

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

12102201310000 is an equidigital number, since it uses as much as digits as its factorization.

12102201310000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8121 (or 8100 counting only the distinct ones).

The product of its (nonzero) digits is 24, while the sum is 13.

Adding to 12102201310000 its reverse (1310220121), we get a palindrome (12103511530121).

The spelling of 12102201310000 in words is "twelve trillion, one hundred two billion, two hundred one million, three hundred ten thousand".