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10111120131 = 37481481911
BaseRepresentation
bin10010110101010101…
…10111001100000011
3222002122212010021210
421122222313030003
5131201421321011
64351152221203
7505364050230
oct113252671403
928078763253
1010111120131
114319511232
121b6223a803
13c51a25628
146bcc0a787
153e2a0c6a6
hex25aab7303

10111120131 has 8 divisors (see below), whose sum is σ = 15407421184. Its totient is φ = 5777782920.

The previous prime is 10111120121. The next prime is 10111120139. The reversal of 10111120131 is 13102111101.

10111120131 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is not a de Polignac number, because 10111120131 - 26 = 10111120067 is a prime.

It is a super-2 number, since 2×101111201312 (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (10111120139) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 240740935 + ... + 240740976.

It is an arithmetic number, because the mean of its divisors is an integer number (1925927648).

Almost surely, 210111120131 is an apocalyptic number.

10111120131 is a deficient number, since it is larger than the sum of its proper divisors (5296301053).

10111120131 is an equidigital number, since it uses as much as digits as its factorization.

10111120131 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 481481921.

The product of its (nonzero) digits is 6, while the sum is 12.

Adding to 10111120131 its reverse (13102111101), we get a palindrome (23213231232).

The spelling of 10111120131 in words is "ten billion, one hundred eleven million, one hundred twenty thousand, one hundred thirty-one".

Divisors: 1 3 7 21 481481911 1444445733 3370373377 10111120131