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12030101033 = 23523047871
BaseRepresentation
bin10110011010000110…
…01100011000101001
31011001101202110012112
423031003030120221
5144114201213113
65305422452105
7604055112566
oct131503143051
934041673175
1012030101033
115113750a65
1223b8a34035
1311994737a2
14821a1586d
154a62195a8
hex2cd0cc629

12030101033 has 4 divisors (see below), whose sum is σ = 12553148928. Its totient is φ = 11507053140.

The previous prime is 12030101021. The next prime is 12030101071. The reversal of 12030101033 is 33010103021.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 33010103021 = 74715729003.

It is a cyclic number.

It is not a de Polignac number, because 12030101033 - 226 = 11962992169 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 12030100999 and 12030101017.

It is not an unprimeable number, because it can be changed into a prime (12030101333) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 261523913 + ... + 261523958.

It is an arithmetic number, because the mean of its divisors is an integer number (3138287232).

Almost surely, 212030101033 is an apocalyptic number.

It is an amenable number.

12030101033 is a deficient number, since it is larger than the sum of its proper divisors (523047895).

12030101033 is an equidigital number, since it uses as much as digits as its factorization.

12030101033 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 523047894.

The product of its (nonzero) digits is 54, while the sum is 14.

Adding to 12030101033 its reverse (33010103021), we get a palindrome (45040204054).

The spelling of 12030101033 in words is "twelve billion, thirty million, one hundred one thousand, thirty-three".

Divisors: 1 23 523047871 12030101033