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120010013223 = 340003337741
BaseRepresentation
bin110111111000100100…
…1110111101000100111
3102110202201000100001120
41233301021313220213
53431240030410343
6131044251025023
711445650165322
oct1576111675047
9373681010046
10120010013223
1146994584211
121b31313b173
13b4172b1c59
145b467d17b9
1531c5cd2683
hex1bf1277a27

120010013223 has 4 divisors (see below), whose sum is σ = 160013350968. Its totient is φ = 80006675480.

The previous prime is 120010013161. The next prime is 120010013297. The reversal of 120010013223 is 322310010021.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 120010013223 - 226 = 119942904359 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (120010013323) 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, 20001668868 + ... + 20001668873.

It is an arithmetic number, because the mean of its divisors is an integer number (40003337742).

Almost surely, 2120010013223 is an apocalyptic number.

120010013223 is a deficient number, since it is larger than the sum of its proper divisors (40003337745).

120010013223 is an equidigital number, since it uses as much as digits as its factorization.

120010013223 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 40003337744.

The product of its (nonzero) digits is 72, while the sum is 15.

Adding to 120010013223 its reverse (322310010021), we get a palindrome (442320023244).

The spelling of 120010013223 in words is "one hundred twenty billion, ten million, thirteen thousand, two hundred twenty-three".

Divisors: 1 3 40003337741 120010013223