11123103130 has 8 divisors (see below), whose sum is σ = 20021585652. Its totient is φ = 4449241248.

The previous prime is 11123103119. The next prime is 11123103137. The reversal of 11123103130 is 3130132111.

It can be written as a sum of positive squares in 2 ways, for example, as 11094619561 + 28483569 = 105331^2 + 5337^2 .

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

It is not an unprimeable number, because it can be changed into a prime (11123103137) 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, 556155147 + ... + 556155166.

Almost surely, 2^11123103130 is an apocalyptic number.

11123103130 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

11123103130 is a deficient number, since it is larger than the sum of its proper divisors (8898482522).

11123103130 is a wasteful number, since it uses less digits than its factorization.

11123103130 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1112310320.

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

Adding to 11123103130 its reverse (3130132111), we get a palindrome (14253235241).

The spelling of 11123103130 in words is "eleven billion, one hundred twenty-three million, one hundred three thousand, one hundred thirty".