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120120113111 = 5471393315761
BaseRepresentation
bin110111111011110110…
…1110111011111010111
3102111001101011222201012
41233313231313133113
53432001222104421
6131103222522435
711451455054255
oct1576755673727
9374041158635
10120120113111
1146a40743959
121b343b9641b
13b43405090b
145b572915d5
1531d07ce95b
hex1bf7b777d7

120120113111 has 8 divisors (see below), whose sum is σ = 120355983984. Its totient is φ = 119884302720.

The previous prime is 120120113101. The next prime is 120120113167. The reversal of 120120113111 is 111311021021.

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 120120113111 - 214 = 120120096727 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 (120120113101) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7613471 + ... + 7629231.

It is an arithmetic number, because the mean of its divisors is an integer number (15044497998).

Almost surely, 2120120113111 is an apocalyptic number.

120120113111 is a deficient number, since it is larger than the sum of its proper divisors (235870873).

120120113111 is a wasteful number, since it uses less digits than its factorization.

120120113111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 30241.

The product of its (nonzero) digits is 12, while the sum is 14.

Adding to 120120113111 its reverse (111311021021), we get a palindrome (231431134132).

The spelling of 120120113111 in words is "one hundred twenty billion, one hundred twenty million, one hundred thirteen thousand, one hundred eleven".

Divisors: 1 547 13933 15761 7621351 8621267 219598013 120120113111