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13120030211 = 173124895693
BaseRepresentation
bin11000011100000001…
…11100011000000011
31020212100122120221212
430032000330120003
5203332211431321
610005515440335
7643061262641
oct141600743003
936770576855
1013120030211
115622a07982
122661a560ab
1313112095b2
148c6692191
1551bc6155b
hex30e03c603

13120030211 has 8 divisors (see below), whose sum is σ = 14339919744. Its totient is φ = 11949932160.

The previous prime is 13120030181. The next prime is 13120030237. The reversal of 13120030211 is 11203002131.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 13120030211 - 226 = 13052921347 is a prime.

It is a Duffinian number.

It is a zygodrome in base 2.

It is not an unprimeable number, because it can be changed into a prime (13120030241) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 12447320 + ... + 12448373.

It is an arithmetic number, because the mean of its divisors is an integer number (1792489968).

Almost surely, 213120030211 is an apocalyptic number.

13120030211 is a deficient number, since it is larger than the sum of its proper divisors (1219889533).

13120030211 is a wasteful number, since it uses less digits than its factorization.

13120030211 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24895741.

The product of its (nonzero) digits is 36, while the sum is 14.

Adding to 13120030211 its reverse (11203002131), we get a palindrome (24323032342).

The spelling of 13120030211 in words is "thirteen billion, one hundred twenty million, thirty thousand, two hundred eleven".

Divisors: 1 17 31 527 24895693 423226781 771766483 13120030211