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120345325511 = 2344311811299
BaseRepresentation
bin111000000010100100…
…0111110111111000111
3102111122001221222001012
41300011020332333013
53432431400404021
6131141425552435
711460161250215
oct1600510767707
9374561858035
10120345325511
1147046887304
121b3a74a571b
13b46b8c49a8
145b79157cb5
1531e546935b
hex1c0523efc7

120345325511 has 8 divisors (see below), whose sum is σ = 125861212800. Its totient is φ = 114853061752.

The previous prime is 120345325489. The next prime is 120345325571. The reversal of 120345325511 is 115523543021.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 120345325511 - 210 = 120345324487 is a prime.

It is a super-2 number, since 2×1203453255112 (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (120345325571) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5895461 + ... + 5915838.

It is an arithmetic number, because the mean of its divisors is an integer number (15732651600).

Almost surely, 2120345325511 is an apocalyptic number.

120345325511 is a deficient number, since it is larger than the sum of its proper divisors (5515887289).

120345325511 is a wasteful number, since it uses less digits than its factorization.

120345325511 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11811765.

The product of its (nonzero) digits is 18000, while the sum is 32.

Adding to 120345325511 its reverse (115523543021), we get a palindrome (235868868532).

The spelling of 120345325511 in words is "one hundred twenty billion, three hundred forty-five million, three hundred twenty-five thousand, five hundred eleven".

Divisors: 1 23 443 10189 11811299 271659877 5232405457 120345325511