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2212000010101 = 72172655462197
BaseRepresentation
bin100000001100000101011…
…110011000111101110101
321211110120002021012200001
4200030011132120331311
5242220134000310401
64412102340551301
7315545264600200
oct40140536307565
97743502235601
102212000010101
11783116380202
122b884a3b2531
1313078aa1c82b
14790c0592937
153c814bc5601
hex20305798f75

2212000010101 has 12 divisors (see below), whose sum is σ = 2724504215148. Its totient is φ = 1784470595712.

The previous prime is 2212000010029. The next prime is 2212000010107. The reversal of 2212000010101 is 1010100002122.

It can be written as a sum of positive squares in 2 ways, for example, as 848415999025 + 1363584011076 = 921095^2 + 1167726^2 .

It is not a de Polignac number, because 2212000010101 - 213 = 2212000001909 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2212000010107) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1327730266 + ... + 1327731931.

It is an arithmetic number, because the mean of its divisors is an integer number (227042017929).

Almost surely, 22212000010101 is an apocalyptic number.

It is an amenable number.

2212000010101 is a deficient number, since it is larger than the sum of its proper divisors (512504205047).

2212000010101 is a wasteful number, since it uses less digits than its factorization.

2212000010101 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2655462228 (or 2655462221 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 10.

Adding to 2212000010101 its reverse (1010100002122), we get a palindrome (3222100012223).

The spelling of 2212000010101 in words is "two trillion, two hundred twelve billion, ten thousand, one hundred one".

Divisors: 1 7 17 49 119 833 2655462197 18588235379 45142857349 130117647653 316000001443 2212000010101