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2212230552445 = 5716231635359
BaseRepresentation
bin100000001100010011001…
…101110101101101111101
321211111011011001222022101
4200030103031311231331
5242221122010134240
64412141254145101
7315554064302254
oct40142315655575
97744134058271
102212230552445
11783224524071
122b88b3652191
131307c670b914
147910304579b
153c82a06439a
hex20313375b7d

2212230552445 has 8 divisors (see below), whose sum is σ = 2692066475520. Its totient is φ = 1744857900240.

The previous prime is 2212230552401. The next prime is 2212230552451. The reversal of 2212230552445 is 5442550322122.

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

It is not a de Polignac number, because 2212230552445 - 227 = 2212096334717 is a prime.

It is a super-2 number, since 2×22122305524452 (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3115817325 + ... + 3115818034.

It is an arithmetic number, because the mean of its divisors is an integer number (336508309440).

Almost surely, 22212230552445 is an apocalyptic number.

It is an amenable number.

2212230552445 is a deficient number, since it is larger than the sum of its proper divisors (479835923075).

2212230552445 is an equidigital number, since it uses as much as digits as its factorization.

2212230552445 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6231635435.

The product of its (nonzero) digits is 192000, while the sum is 37.

Adding to 2212230552445 its reverse (5442550322122), we get a palindrome (7654780874567).

The spelling of 2212230552445 in words is "two trillion, two hundred twelve billion, two hundred thirty million, five hundred fifty-two thousand, four hundred forty-five".

Divisors: 1 5 71 355 6231635359 31158176795 442446110489 2212230552445