30321023010223 has 4 divisors (see below), whose sum is σ = 33077479647528. Its totient is φ = 27564566372920.

The previous prime is 30321023010199. The next prime is 30321023010269. The reversal of 30321023010223 is 32201032012303.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 30321023010223 - 2²⁵ = 30320989455791 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 30321023010194 and 30321023010203.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (30321023010283) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1378228318636 + ... + 1378228318657.

It is an arithmetic number, because the mean of its divisors is an integer number (8269369911882).

Almost surely, 2^{30321023010223} is an apocalyptic number.

30321023010223 is a deficient number, since it is larger than the sum of its proper divisors (2756456637305).

30321023010223 is a wasteful number, since it uses less digits than its factorization.

30321023010223 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2756456637304.

The product of its (nonzero) digits is 1296, while the sum is 22.

Adding to 30321023010223 its reverse (32201032012303), we get a palindrome (62522055022526).

The spelling of 30321023010223 in words is "thirty trillion, three hundred twenty-one billion, twenty-three million, ten thousand, two hundred twenty-three".