113123030130 has 144 divisors (see below), whose sum is σ = 340843149504. Its totient is φ = 25810536960.

The previous prime is 113123030081. The next prime is 113123030131. The reversal of 113123030130 is 31030321311.

It is a happy number.

113123030130 is a `hidden beast` number, since 1 + 131 + 230 + 301 + 3 + 0 = 666.

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 (113123030131) by changing a digit.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 88419 + ... + 483801.

It is an arithmetic number, because the mean of its divisors is an integer number (2366966316).

Almost surely, 2^113123030130 is an apocalyptic number.

113123030130 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 113123030130, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (170421574752).

113123030130 is an abundant number, since it is smaller than the sum of its proper divisors (227720119374).

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

113123030130 is a wasteful number, since it uses less digits than its factorization.

113123030130 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 395441 (or 395421 counting only the distinct ones).

The product of its (nonzero) digits is 162, while the sum is 18.

Adding to 113123030130 its reverse (31030321311), we get a palindrome (144153351441).

The spelling of 113123030130 in words is "one hundred thirteen billion, one hundred twenty-three million, thirty thousand, one hundred thirty".