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11130230101 = 19995567899
BaseRepresentation
bin10100101110110100…
…11101010101010101
31001201200111021100111
422113122131111111
5140243314330401
65040235243021
7542550252304
oct122732352525
931650437314
1011130230101
1147a17a7681
1221a75a9471
131084bc3a93
147782d043b
15452215e51
hex29769d555

11130230101 has 4 divisors (see below), whose sum is σ = 11135800000. Its totient is φ = 11124660204.

The previous prime is 11130230087. The next prime is 11130230183. The reversal of 11130230101 is 10103203111.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 10103203111 = 10139973547.

It is a cyclic number.

It is not a de Polignac number, because 11130230101 - 213 = 11130221909 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 (11130236101) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2781951 + ... + 2785948.

It is an arithmetic number, because the mean of its divisors is an integer number (2783950000).

Almost surely, 211130230101 is an apocalyptic number.

It is an amenable number.

11130230101 is a deficient number, since it is larger than the sum of its proper divisors (5569899).

11130230101 is an equidigital number, since it uses as much as digits as its factorization.

11130230101 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5569898.

The product of its (nonzero) digits is 18, while the sum is 13.

Adding to 11130230101 its reverse (10103203111), we get a palindrome (21233433212).

The spelling of 11130230101 in words is "eleven billion, one hundred thirty million, two hundred thirty thousand, one hundred one".

Divisors: 1 1999 5567899 11130230101