21032430134230 has 32 divisors (see below), whose sum is σ = 37959266374848. Its totient is φ = 8390574182400.

The previous prime is 21032430134201. The next prime is 21032430134267. The reversal of 21032430134230 is 3243103423012.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6037750 + ... + 8861110.

It is an arithmetic number, because the mean of its divisors is an integer number (1186227074214).

Almost surely, 2^{21032430134230} is an apocalyptic number.

21032430134230 is a deficient number, since it is larger than the sum of its proper divisors (16926836240618).

21032430134230 is a wasteful number, since it uses less digits than its factorization.

21032430134230 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2825352.

The product of its (nonzero) digits is 10368, while the sum is 28.

Adding to 21032430134230 its reverse (3243103423012), we get a palindrome (24275533557242).

The spelling of 21032430134230 in words is "twenty-one trillion, thirty-two billion, four hundred thirty million, one hundred thirty-four thousand, two hundred thirty".