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10012111247 is a prime number
BaseRepresentation
bin10010101001100010…
…01011000110001111
3221211202112221122002
421110301023012033
5131001100024442
64333254142515
7503052353465
oct112461130617
927752487562
1010012111247
114278637406
121b35051a3b
13c3736aca8
146ad9d6835
153d8ea1732
hex254c4b18f

10012111247 has 2 divisors, whose sum is σ = 10012111248. Its totient is φ = 10012111246.

The previous prime is 10012111211. The next prime is 10012111253. The reversal of 10012111247 is 74211121001.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 10012111247 - 26 = 10012111183 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (10012111267) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5006055623 + 5006055624.

It is an arithmetic number, because the mean of its divisors is an integer number (5006055624).

Almost surely, 210012111247 is an apocalyptic number.

10012111247 is a deficient number, since it is larger than the sum of its proper divisors (1).

10012111247 is an equidigital number, since it uses as much as digits as its factorization.

10012111247 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 112, while the sum is 20.

Adding to 10012111247 its reverse (74211121001), we get a palindrome (84223232248).

The spelling of 10012111247 in words is "ten billion, twelve million, one hundred eleven thousand, two hundred forty-seven".