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12020221002211 = 25215909380687
BaseRepresentation
bin1010111011101010110100…
…0000001100000111100011
31120120010021212110110002021
42232322231000030013203
53033414403034032321
641322002512202311
72350301165465512
oct256725500140743
946503255413067
1012020221002211
113914824431084
121421723839397
1369266aac6156
142d7ad3392679
1515ca18293941
hexaeead00c1e3

12020221002211 has 8 divisors (see below), whose sum is σ = 12025341566784. Its totient is φ = 12015100722240.

The previous prime is 12020221002193. The next prime is 12020221002227. The reversal of 12020221002211 is 11220012202021.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 12020221002211 - 29 = 12020221001699 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (12020221002241) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 148933110 + ... + 149013796.

It is an arithmetic number, because the mean of its divisors is an integer number (1503167695848).

Almost surely, 212020221002211 is an apocalyptic number.

12020221002211 is a deficient number, since it is larger than the sum of its proper divisors (5120564573).

12020221002211 is an equidigital number, since it uses as much as digits as its factorization.

12020221002211 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 142301.

The product of its (nonzero) digits is 64, while the sum is 16.

Adding to 12020221002211 its reverse (11220012202021), we get a palindrome (23240233204232).

The spelling of 12020221002211 in words is "twelve trillion, twenty billion, two hundred twenty-one million, two thousand, two hundred eleven".

Divisors: 1 2521 59093 80687 148973453 203411927 4768036891 12020221002211