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12212020222201 = 412111411631051
BaseRepresentation
bin1011000110110101010100…
…1000001001100011111001
31121020110100200112100021201
42301231111020021203321
53100040204134102301
641550042531134201
72400201150116062
oct261552510114371
947213320470251
1012212020222201
1139890a8059938
121452930a44361
136a7786103b77
143030ca263569
151629e17ac201
hexb1b552098f9

12212020222201 has 8 divisors (see below), whose sum is σ = 12569162887008. Its totient is φ = 11857700820000.

The previous prime is 12212020222133. The next prime is 12212020222217. The reversal of 12212020222201 is 10222202021221.

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 12212020222201 - 217 = 12212020091129 is a prime.

It is a super-2 number, since 2×122120202222012 (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (12212020222901) 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, 705806875 + ... + 705824176.

It is an arithmetic number, because the mean of its divisors is an integer number (1571145360876).

Almost surely, 212212020222201 is an apocalyptic number.

It is an amenable number.

12212020222201 is a deficient number, since it is larger than the sum of its proper divisors (357142664807).

12212020222201 is a wasteful number, since it uses less digits than its factorization.

12212020222201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1411631303.

The product of its (nonzero) digits is 256, while the sum is 19.

Adding to 12212020222201 its reverse (10222202021221), we get a palindrome (22434222243422).

The spelling of 12212020222201 in words is "twelve trillion, two hundred twelve billion, twenty million, two hundred twenty-two thousand, two hundred one".

Divisors: 1 41 211 8651 1411631051 57876873091 297854151761 12212020222201