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12320112133 = 711317390031
BaseRepresentation
bin10110111100101010…
…11111111000000101
31011210121110112122101
423132111133320011
5200212422042013
65354302432101
7614206140160
oct133625377005
934717415571
1012320112133
11525242265a
122479b92631
131214584aa4
1484c348ad7
154c19038dd
hex2de55fe05

12320112133 has 16 divisors (see below), whose sum is σ = 14286998016. Its totient is φ = 10406027520.

The previous prime is 12320112121. The next prime is 12320112149. The reversal of 12320112133 is 33121102321.

It is not a de Polignac number, because 12320112133 - 229 = 11783241221 is a prime.

It is a super-3 number, since 3×123201121333 (a number of 31 digits) contains 333 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 12320112133.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12320112113) 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, 91828 + ... + 181858.

It is an arithmetic number, because the mean of its divisors is an integer number (892937376).

Almost surely, 212320112133 is an apocalyptic number.

It is an amenable number.

12320112133 is a deficient number, since it is larger than the sum of its proper divisors (1966885883).

12320112133 is a wasteful number, since it uses less digits than its factorization.

12320112133 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 90324.

The product of its (nonzero) digits is 216, while the sum is 19.

Adding to 12320112133 its reverse (33121102321), we get a palindrome (45441214454).

The spelling of 12320112133 in words is "twelve billion, three hundred twenty million, one hundred twelve thousand, one hundred thirty-three".

Divisors: 1 7 113 173 791 1211 19549 90031 136843 630217 10173503 15575363 71214521 109027541 1760016019 12320112133