30323343030021 has 24 divisors (see below), whose sum is σ = 44715393964800. Its totient is φ = 19797071733600.

The previous prime is 30323343030007. The next prime is 30323343030053. The reversal of 30323343030021 is 12003034332303.

It is a happy number.

30323343030021 is a `hidden beast` number, since 3 + 0 + 3 + 2 + 334 + 3 + 0 + 300 + 21 = 666.

It is not a de Polignac number, because 30323343030021 - 2⁹ = 30323343029509 is a prime.

It is a super-2 number, since 2×30323343030021² (a number of 28 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (30323343030821) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 159147645 + ... + 159338066.

It is an arithmetic number, because the mean of its divisors is an integer number (1863141415200).

Almost surely, 2^{30323343030021} is an apocalyptic number.

It is an amenable number.

30323343030021 is a deficient number, since it is larger than the sum of its proper divisors (14392050934779).

30323343030021 is a wasteful number, since it uses less digits than its factorization.

30323343030021 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 318485937 (or 318485934 counting only the distinct ones).

The product of its (nonzero) digits is 11664, while the sum is 27.

Adding to 30323343030021 its reverse (12003034332303), we get a palindrome (42326377362324).

The spelling of 30323343030021 in words is "thirty trillion, three hundred twenty-three billion, three hundred forty-three million, thirty thousand, twenty-one".