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12213013099 = 77127190677
BaseRepresentation
bin10110101111111001…
…11100101001101011
31011112010221100101111
423113330330221223
5200003012404344
65335515131151
7611435620120
oct132774745153
934463840344
1012213013099
1151a7a22561
12244a143ab7
1311c8326c91
1483c02a747
154b72ea834
hex2d7f3ca6b

12213013099 has 16 divisors (see below), whose sum is σ = 14206703616. Its totient is φ = 10282658400.

The previous prime is 12213013091. The next prime is 12213013159. The reversal of 12213013099 is 99031031221.

It is not a de Polignac number, because 12213013099 - 23 = 12213013091 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 12213013099.

It is not an unprimeable number, because it can be changed into a prime (12213013091) 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, 89349 + ... + 180025.

It is an arithmetic number, because the mean of its divisors is an integer number (887918976).

Almost surely, 212213013099 is an apocalyptic number.

12213013099 is a deficient number, since it is larger than the sum of its proper divisors (1993690517).

12213013099 is an equidigital number, since it uses as much as digits as its factorization.

12213013099 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 91026.

The product of its (nonzero) digits is 2916, while the sum is 31.

The spelling of 12213013099 in words is "twelve billion, two hundred thirteen million, thirteen thousand, ninety-nine".

Divisors: 1 7 71 271 497 1897 19241 90677 134687 634739 6438067 24573467 45066469 172014269 1744716157 12213013099