130011123 has 32 divisors (see below), whose sum is σ = 194971392. Its totient is φ = 76377600.

The previous prime is 130011107. The next prime is 130011131. The reversal of 130011123 is 321110031.

It is not a de Polignac number, because 130011123 - 2⁴ = 130011107 is a prime.

It is a super-2 number, since 2×130011123² = 33805784207442258, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 130011099 and 130011108.

It is not an unprimeable number, because it can be changed into a prime (130011103) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 415215 + ... + 415527.

It is an arithmetic number, because the mean of its divisors is an integer number (6092856).

Almost surely, 2^130011123 is an apocalyptic number.

130011123 is a deficient number, since it is larger than the sum of its proper divisors (64960269).

130011123 is a wasteful number, since it uses less digits than its factorization.

130011123 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 675.

The product of its (nonzero) digits is 18, while the sum is 12.

The square root of 130011123 is about 11402.2420163756. The cubic root of 130011123 is about 506.5941494109.

Adding to 130011123 its reverse (321110031), we get a palindrome (451121154).

The spelling of 130011123 in words is "one hundred thirty million, eleven thousand, one hundred twenty-three".