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2011225323 = 31515937487
BaseRepresentation
bin111011111100000…
…1101110011101011
312012011110211110210
41313320031303223
513104333202243
6531323312203
7100561063452
oct16770156353
95164424423
102011225323
11942314398
1248167b663
132608a7873
1415117bb99
15bb87d933
hex77e0dceb

2011225323 has 16 divisors (see below), whose sum is σ = 2704306176. Its totient is φ = 1329513600.

The previous prime is 2011225261. The next prime is 2011225339. The reversal of 2011225323 is 3235221102.

It is not a de Polignac number, because 2011225323 - 221 = 2009128171 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 2011225323.

It is not an unprimeable number, because it can be changed into a prime (2011225343) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 264886 + ... + 272372.

It is an arithmetic number, because the mean of its divisors is an integer number (169019136).

Almost surely, 22011225323 is an apocalyptic number.

2011225323 is a deficient number, since it is larger than the sum of its proper divisors (693080853).

2011225323 is a wasteful number, since it uses less digits than its factorization.

2011225323 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8234.

The product of its (nonzero) digits is 720, while the sum is 21.

The square root of 2011225323 is about 44846.6868675937. The cubic root of 2011225323 is about 1262.2738237186.

Adding to 2011225323 its reverse (3235221102), we get a palindrome (5246446425).

The spelling of 2011225323 in words is "two billion, eleven million, two hundred twenty-five thousand, three hundred twenty-three".

Divisors: 1 3 151 453 593 1779 7487 22461 89543 268629 1130537 3391611 4439791 13319373 670408441 2011225323