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1111112130 = 235246715013
BaseRepresentation
bin100001000111010…
…0011100111000010
32212102202100022010
41002032203213002
54233421042010
6302130553350
736351203652
oct10216434702
92772670263
101111112130
11520214a97
12270138856
131492717cb
14a77d2362
156782d620
hex423a39c2

1111112130 has 32 divisors (see below), whose sum is σ = 2667927744. Its totient is φ = 296156736.

The previous prime is 1111112117. The next prime is 1111112141. The reversal of 1111112130 is 312111111.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 66504 + ... + 81516.

It is an arithmetic number, because the mean of its divisors is an integer number (83372742).

Almost surely, 21111112130 is an apocalyptic number.

1111112130 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1111112130 is an abundant number, since it is smaller than the sum of its proper divisors (1556815614).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1111112130 is a wasteful number, since it uses less digits than its factorization.

1111112130 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17490.

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

The square root of 1111112130 is about 33333.3486166632. The cubic root of 1111112130 is about 1035.7444852437.

Adding to 1111112130 its reverse (312111111), we get a palindrome (1423223241).

The spelling of 1111112130 in words is "one billion, one hundred eleven million, one hundred twelve thousand, one hundred thirty".

Divisors: 1 2 3 5 6 10 15 30 2467 4934 7401 12335 14802 15013 24670 30026 37005 45039 74010 75065 90078 150130 225195 450390 37037071 74074142 111111213 185185355 222222426 370370710 555556065 1111112130