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13351230211 = 111785383701
BaseRepresentation
bin11000110111100101…
…11001101100000011
31021110110200202201211
430123302321230003
5204320403331321
610044455110551
7651566404264
oct143362715403
937413622654
1013351230211
11573146a960
122707372457
13134a098b27
1490927696b
155321d00e1
hex31bcb9b03

13351230211 has 16 divisors (see below), whose sum is σ = 15440005728. Its totient is φ = 11409984000.

The previous prime is 13351230209. The next prime is 13351230223. The reversal of 13351230211 is 11203215331.

It is a cyclic number.

It is not a de Polignac number, because 13351230211 - 21 = 13351230209 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (13351230241) 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, 117661 + ... + 201361.

It is an arithmetic number, because the mean of its divisors is an integer number (965000358).

Almost surely, 213351230211 is an apocalyptic number.

13351230211 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

13351230211 is a deficient number, since it is larger than the sum of its proper divisors (2088775517).

13351230211 is a wasteful number, since it uses less digits than its factorization.

13351230211 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 84582.

The product of its (nonzero) digits is 540, while the sum is 22.

Adding to 13351230211 its reverse (11203215331), we get a palindrome (24554445542).

The spelling of 13351230211 in words is "thirteen billion, three hundred fifty-one million, two hundred thirty thousand, two hundred eleven".

Divisors: 1 11 17 187 853 9383 14501 83701 159511 920711 1422917 15652087 71396953 785366483 1213748201 13351230211