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212012331323 = 1335945427969
BaseRepresentation
bin1100010101110011101…
…0110111000100111011
3202021020111121100020112
43011130322313010323
511433200124100243
6241221440014535
721213602040062
oct3053472670473
9667214540215
10212012331323
1181a06485551
123510a60144b
1316cb9bb0730
14a3935cd1d9
1557acd2d818
hex315ceb713b

212012331323 has 8 divisors (see below), whose sum is σ = 228956968800. Its totient is φ = 195158550528.

The previous prime is 212012331317. The next prime is 212012331331. The reversal of 212012331323 is 323133210212.

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 212012331323 - 214 = 212012314939 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (212012331023) 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, 22709318 + ... + 22718651.

It is an arithmetic number, because the mean of its divisors is an integer number (28619621100).

Almost surely, 2212012331323 is an apocalyptic number.

212012331323 is a deficient number, since it is larger than the sum of its proper divisors (16944637477).

212012331323 is a wasteful number, since it uses less digits than its factorization.

212012331323 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 45428341.

The product of its (nonzero) digits is 1296, while the sum is 23.

Adding to 212012331323 its reverse (323133210212), we get a palindrome (535145541535).

The spelling of 212012331323 in words is "two hundred twelve billion, twelve million, three hundred thirty-one thousand, three hundred twenty-three".

Divisors: 1 13 359 4667 45427969 590563597 16308640871 212012331323