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12033120125 = 53137404997
BaseRepresentation
bin10110011010011101…
…01101011101111101
31011001121102211121202
423031032231131331
5144120434321000
65310011305245
7604122555605
oct131516553575
934047384552
1012033120125
115115423284
1223b9a4b225
131199c8ca30
1482219dc05
154a6613dd5
hex2cd3ad77d

12033120125 has 16 divisors (see below), whose sum is σ = 16172515632. Its totient is φ = 8885995200.

The previous prime is 12033120101. The next prime is 12033120161. The reversal of 12033120125 is 52102133021.

It can be written as a sum of positive squares in 8 ways, for example, as 2006502436 + 10026617689 = 44794^2 + 100133^2 .

It is a de Polignac number, because none of the positive numbers 2k-12033120125 is a prime.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 12033120097 and 12033120106.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3700874 + ... + 3704123.

It is an arithmetic number, because the mean of its divisors is an integer number (1010782227).

Almost surely, 212033120125 is an apocalyptic number.

It is an amenable number.

12033120125 is a deficient number, since it is larger than the sum of its proper divisors (4139395507).

12033120125 is an equidigital number, since it uses as much as digits as its factorization.

12033120125 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7405025 (or 7405015 counting only the distinct ones).

The product of its (nonzero) digits is 360, while the sum is 20.

Adding to 12033120125 its reverse (52102133021), we get a palindrome (64135253146).

The spelling of 12033120125 in words is "twelve billion, thirty-three million, one hundred twenty thousand, one hundred twenty-five".

Divisors: 1 5 13 25 65 125 325 1625 7404997 37024985 96264961 185124925 481324805 925624625 2406624025 12033120125