130236223500 has 288 divisors, whose sum is σ = 442555416576. Its totient is φ = 32147280000.

The previous prime is 130236223441. The next prime is 130236223519. The reversal of 130236223500 is 5322632031.

130236223500 is a `hidden beast` number, since 1 + 3 + 0 + 2 + 3 + 622 + 35 + 0 + 0 = 666.

It is a super-2 number, since 2×130236223500² (a number of 23 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 3188205 + ... + 3228795.

It is an arithmetic number, because the mean of its divisors is an integer number (1536650752).

Almost surely, 2^130236223500 is an apocalyptic number.

130236223500 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 130236223500, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (221277708288).

130236223500 is an abundant number, since it is smaller than the sum of its proper divisors (312319193076).

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

130236223500 is a wasteful number, since it uses less digits than its factorization.

130236223500 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 40670 (or 40655 counting only the distinct ones).

The product of its (nonzero) digits is 6480, while the sum is 27.

Adding to 130236223500 its reverse (5322632031), we get a palindrome (135558855531).

The spelling of 130236223500 in words is "one hundred thirty billion, two hundred thirty-six million, two hundred twenty-three thousand, five hundred".