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13102110103 = 1723311080943
BaseRepresentation
bin11000011001111001…
…00101010110010111
31020211002221011012011
430030330211112113
5203313120010403
610004035405051
7642453045505
oct141474452627
936732834164
1013102110103
115613888275
122657a53787
13130a5a3a94
148c4149675
1551a3c1a6d
hex30cf25597

13102110103 has 16 divisors (see below), whose sum is σ = 14942969856. Its totient is φ = 11414747520.

The previous prime is 13102110097. The next prime is 13102110121. The reversal of 13102110103 is 30101120131.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-13102110103 is a prime.

It is a super-2 number, since 2×131021101032 (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13102110143) 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, 528351 + ... + 552592.

It is an arithmetic number, because the mean of its divisors is an integer number (933935616).

Almost surely, 213102110103 is an apocalyptic number.

13102110103 is a deficient number, since it is larger than the sum of its proper divisors (1840859753).

13102110103 is a wasteful number, since it uses less digits than its factorization.

13102110103 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1081014.

The product of its (nonzero) digits is 18, while the sum is 13.

Adding to 13102110103 its reverse (30101120131), we get a palindrome (43203230234).

The spelling of 13102110103 in words is "thirteen billion, one hundred two million, one hundred ten thousand, one hundred three".

Divisors: 1 17 23 31 391 527 713 12121 1080943 18376031 24861689 33509233 422648713 569656961 770712359 13102110103