30432120200 has 24 divisors (see below), whose sum is σ = 70754679930. Its totient is φ = 12172848000.

The previous prime is 30432120197. The next prime is 30432120209. The reversal of 30432120200 is 202123403.

It can be written as a sum of positive squares in 3 ways, for example, as 28437425956 + 1994694244 = 168634^2 + 44662^2 .

It is a super-2 number, since 2×30432120200² (a number of 22 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (30432120209) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 76080101 + ... + 76080500.

Almost surely, 2^30432120200 is an apocalyptic number.

It is an amenable number.

30432120200 is an abundant number, since it is smaller than the sum of its proper divisors (40322559730).

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

30432120200 is a wasteful number, since it uses less digits than its factorization.

30432120200 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 152160617 (or 152160608 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 17.

Adding to 30432120200 its reverse (202123403), we get a palindrome (30634243603).

The spelling of 30432120200 in words is "thirty billion, four hundred thirty-two million, one hundred twenty thousand, two hundred".