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11120303131 = 72153737861
BaseRepresentation
bin10100101101101001…
…00101110000011011
31001200222210221002221
422112310211300123
5140233244200011
65035242404511
7542400005560
oct122664456033
931628727087
1011120303131
114797137373
1221a4200737
131082b29532
14776c68867
15451404971
hex296d25c1b

11120303131 has 8 divisors (see below), whose sum is σ = 12714837984. Its totient is φ = 9527248320.

The previous prime is 11120303119. The next prime is 11120303171. The reversal of 11120303131 is 13130302111.

11120303131 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 a cyclic number.

It is not a de Polignac number, because 11120303131 - 25 = 11120303099 is a prime.

It is a super-2 number, since 2×111203031312 (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 (11120303171) 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, 353860 + ... + 384001.

It is an arithmetic number, because the mean of its divisors is an integer number (1589354748).

Almost surely, 211120303131 is an apocalyptic number.

11120303131 is a deficient number, since it is larger than the sum of its proper divisors (1594534853).

11120303131 is an equidigital number, since it uses as much as digits as its factorization.

11120303131 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 740021.

The product of its (nonzero) digits is 54, while the sum is 16.

Adding to 11120303131 its reverse (13130302111), we get a palindrome (24250605242).

The spelling of 11120303131 in words is "eleven billion, one hundred twenty million, three hundred three thousand, one hundred thirty-one".

Divisors: 1 7 2153 15071 737861 5165027 1588614733 11120303131