30236220123 has 8 divisors (see below), whose sum is σ = 40380302928. Its totient is φ = 20124808704.

The previous prime is 30236220121. The next prime is 30236220127. The reversal of 30236220123 is 32102263203.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 30236220123 - 2¹ = 30236220121 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 30236220093 and 30236220102.

It is not an unprimeable number, because it can be changed into a prime (30236220121) 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 7 ways as a sum of consecutive naturals, for example, 8165686 + ... + 8169387.

It is an arithmetic number, because the mean of its divisors is an integer number (5047537866).

Almost surely, 2^30236220123 is an apocalyptic number.

30236220123 is a deficient number, since it is larger than the sum of its proper divisors (10144082805).

30236220123 is a wasteful number, since it uses less digits than its factorization.

30236220123 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16335693.

The product of its (nonzero) digits is 2592, while the sum is 24.

Adding to 30236220123 its reverse (32102263203), we get a palindrome (62338483326).

The spelling of 30236220123 in words is "thirty billion, two hundred thirty-six million, two hundred twenty thousand, one hundred twenty-three".