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12032020101 = 34010673367
BaseRepresentation
bin10110011010010101…
…00000111010000101
31011001112100221200010
423031022200322011
5144120144120401
65305531540433
7604110324543
oct131512407205
934045327603
1012032020101
115114841872
1223b95ba719
13119999612a
14821d94d93
154a6497ed6
hex2cd2a0e85

12032020101 has 4 divisors (see below), whose sum is σ = 16042693472. Its totient is φ = 8021346732.

The previous prime is 12032020073. The next prime is 12032020129. The reversal of 12032020101 is 10102023021.

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.

It is an interprime number because it is at equal distance from previous prime (12032020073) and next prime (12032020129).

It is not a de Polignac number, because 12032020101 - 29 = 12032019589 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 (12032020141) 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, 2005336681 + ... + 2005336686.

It is an arithmetic number, because the mean of its divisors is an integer number (4010673368).

Almost surely, 212032020101 is an apocalyptic number.

It is an amenable number.

12032020101 is a deficient number, since it is larger than the sum of its proper divisors (4010673371).

12032020101 is an equidigital number, since it uses as much as digits as its factorization.

12032020101 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4010673370.

The product of its (nonzero) digits is 24, while the sum is 12.

Adding to 12032020101 its reverse (10102023021), we get a palindrome (22134043122).

The spelling of 12032020101 in words is "twelve billion, thirty-two million, twenty thousand, one hundred one".

Divisors: 1 3 4010673367 12032020101