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13101125213 = 111191011383
BaseRepresentation
bin11000011001110001…
…10100111001011101
31020211001002010011202
430030320310321131
5203312342001323
610004002325245
7642441504221
oct141470647135
936731063152
1013101125213
115613275310
122657659825
13130a31a6c7
148c3d70781
1551a279d28
hex30ce34e5d

13101125213 has 4 divisors (see below), whose sum is σ = 14292136608. Its totient is φ = 11910113820.

The previous prime is 13101125207. The next prime is 13101125239. The reversal of 13101125213 is 31252110131.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 13101125213 - 214 = 13101108829 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13101122213) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 595505681 + ... + 595505702.

It is an arithmetic number, because the mean of its divisors is an integer number (3573034152).

Almost surely, 213101125213 is an apocalyptic number.

It is an amenable number.

13101125213 is a deficient number, since it is larger than the sum of its proper divisors (1191011395).

13101125213 is a wasteful number, since it uses less digits than its factorization.

13101125213 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1191011394.

The product of its (nonzero) digits is 180, while the sum is 20.

Adding to 13101125213 its reverse (31252110131), we get a palindrome (44353235344).

The spelling of 13101125213 in words is "thirteen billion, one hundred one million, one hundred twenty-five thousand, two hundred thirteen".

Divisors: 1 11 1191011383 13101125213