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13331121199 = 1110118676427
BaseRepresentation
bin11000110101001100…
…01100010000101111
31021102001212010100121
430122212030100233
5204300231334244
610042500105411
7651233442364
oct143246142057
937361763317
1013331121199
115721085740
122700695267
131345b77bc6
1490672046b
1553055bc84
hex31a98c42f

13331121199 has 16 divisors (see below), whose sum is σ = 14697184896. Its totient is φ = 11990916000.

The previous prime is 13331121163. The next prime is 13331121247. The reversal of 13331121199 is 99112113331.

It is a cyclic number.

It is not a de Polignac number, because 13331121199 - 231 = 11183637551 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13331121499) 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, 2071024 + ... + 2077450.

It is an arithmetic number, because the mean of its divisors is an integer number (918574056).

Almost surely, 213331121199 is an apocalyptic number.

13331121199 is a deficient number, since it is larger than the sum of its proper divisors (1366063697).

13331121199 is a wasteful number, since it uses less digits than its factorization.

13331121199 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8406.

The product of its digits is 4374, while the sum is 34.

The spelling of 13331121199 in words is "thirteen billion, three hundred thirty-one million, one hundred twenty-one thousand, one hundred ninety-nine".

Divisors: 1 11 101 1111 1867 6427 20537 70697 188567 649127 2074237 7140397 11999209 131991299 1211920109 13331121199