11123012120130 has 96 divisors (see below), whose sum is σ = 29680567014384. Its totient is φ = 2888929425408.

The previous prime is 11123012120069. The next prime is 11123012120137. The reversal of 11123012120130 is 3102121032111.

11123012120130 is a `hidden beast` number, since 1 + 112 + 301 + 2 + 120 + 130 = 666.

It can be written as a sum of positive squares in 8 ways, for example, as 3540858868089 + 7582153252041 = 1881717^2 + 2753571^2 .

It is a Harshad number since it is a multiple of its sum of digits (18).

It is not an unprimeable number, because it can be changed into a prime (11123012120137) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 7856979 + ... + 9163958.

Almost surely, 2^{11123012120130} is an apocalyptic number.

11123012120130 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

11123012120130 is an abundant number, since it is smaller than the sum of its proper divisors (18557554894254).

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

11123012120130 is a wasteful number, since it uses less digits than its factorization.

11123012120130 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17021140 (or 17021137 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 18.

Adding to 11123012120130 its reverse (3102121032111), we get a palindrome (14225133152241).

The spelling of 11123012120130 in words is "eleven trillion, one hundred twenty-three billion, twelve million, one hundred twenty thousand, one hundred thirty".