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23312012343211 is a prime number
BaseRepresentation
bin1010100110011110000000…
…01101101111011110101011
310001112121101020000001220101
411103033000031233132223
511023421000124440321
6121325220213010231
74624144253314204
oct523170015573653
9101477336001811
1023312012343211
117478629252289
122746035923977
13100140c509317
145a84437a85ab
152a65eb646791
hex1533c036f7ab

23312012343211 has 2 divisors, whose sum is σ = 23312012343212. Its totient is φ = 23312012343210.

The previous prime is 23312012343209. The next prime is 23312012343233. The reversal of 23312012343211 is 11234321021332.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 23312012343211 - 21 = 23312012343209 is a prime.

Together with 23312012343209, it forms a pair of twin primes.

It is a self number, because there is not a number n which added to its sum of digits gives 23312012343211.

It is not a weakly prime, because it can be changed into another prime (23312012343911) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11656006171605 + 11656006171606.

It is an arithmetic number, because the mean of its divisors is an integer number (11656006171606).

Almost surely, 223312012343211 is an apocalyptic number.

23312012343211 is a deficient number, since it is larger than the sum of its proper divisors (1).

23312012343211 is an equidigital number, since it uses as much as digits as its factorization.

23312012343211 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 5184, while the sum is 28.

Adding to 23312012343211 its reverse (11234321021332), we get a palindrome (34546333364543).

The spelling of 23312012343211 in words is "twenty-three trillion, three hundred twelve billion, twelve million, three hundred forty-three thousand, two hundred eleven".