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13230212103 = 326134576971
BaseRepresentation
bin11000101001001010…
…10000010000000111
31021011000222102002200
430110211100100013
5204043413241403
610024453205543
7645566642643
oct142445202007
937130872080
1013230212103
11567a123199
1226929308b3
13132aca6694
148d7173c23
15526777ca3
hex314950407

13230212103 has 24 divisors (see below), whose sum is σ = 19431995856. Its totient is φ = 8671795200.

The previous prime is 13230212101. The next prime is 13230212117. The reversal of 13230212103 is 30121203231.

It is not a de Polignac number, because 13230212103 - 21 = 13230212101 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13230212101) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1894408 + ... + 1901378.

It is an arithmetic number, because the mean of its divisors is an integer number (809666494).

Almost surely, 213230212103 is an apocalyptic number.

13230212103 is a deficient number, since it is larger than the sum of its proper divisors (6201783753).

13230212103 is a wasteful number, since it uses less digits than its factorization.

13230212103 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10495 (or 10492 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 18.

Adding to 13230212103 its reverse (30121203231), we get a palindrome (43351415334).

The spelling of 13230212103 in words is "thirteen billion, two hundred thirty million, two hundred twelve thousand, one hundred three".

Divisors: 1 3 9 61 183 549 3457 6971 10371 20913 31113 62739 210877 425231 632631 1275693 1897893 3827079 24098747 72296241 216888723 1470023567 4410070701 13230212103