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12213310230210 = 23519234324189897
BaseRepresentation
bin1011000110111010001000…
…0001001000111011000010
31121020120200120220112121010
42301232202001020323002
53100100324404331320
641550414532341350
72400245133032265
oct261564201107302
947216616815533
1012213310230210
1139896aa251a61
121453030a74856
136a7930450b0b
143031ad702cdc
15162a69b76ae0
hexb1ba2048ec2

12213310230210 has 256 divisors, whose sum is σ = 33082003722240. Its totient is φ = 2870688522240.

The previous prime is 12213310230179. The next prime is 12213310230323. The reversal of 12213310230210 is 1203201331221.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 135813982 + ... + 135903878.

It is an arithmetic number, because the mean of its divisors is an integer number (129226577040).

Almost surely, 212213310230210 is an apocalyptic number.

12213310230210 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 12213310230210, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (16541001861120).

12213310230210 is an abundant number, since it is smaller than the sum of its proper divisors (20868693492030).

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

12213310230210 is a wasteful number, since it uses less digits than its factorization.

12213310230210 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 90233.

The product of its (nonzero) digits is 432, while the sum is 21.

Adding to 12213310230210 its reverse (1203201331221), we get a palindrome (13416511561431).

The spelling of 12213310230210 in words is "twelve trillion, two hundred thirteen billion, three hundred ten million, two hundred thirty thousand, two hundred ten".