30123342224 has 20 divisors (see below), whose sum is σ = 59787488460. Its totient is φ = 14694312960.

The previous prime is 30123342211. The next prime is 30123342229. The reversal of 30123342224 is 42224332103.

It can be written as a sum of positive squares in 2 ways, for example, as 15063143824 + 15060198400 = 122732^2 + 122720^2 .

It is a junction number, because it is equal to n+sod(n) for n = 30123342193 and 30123342202.

It is not an unprimeable number, because it can be changed into a prime (30123342229) 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, 22959209 + ... + 22960520.

It is an arithmetic number, because the mean of its divisors is an integer number (2989374423).

Almost surely, 2^30123342224 is an apocalyptic number.

It is an amenable number.

30123342224 is a deficient number, since it is larger than the sum of its proper divisors (29664146236).

30123342224 is a wasteful number, since it uses less digits than its factorization.

30123342224 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 45919778 (or 45919772 counting only the distinct ones).

The product of its (nonzero) digits is 6912, while the sum is 26.

Adding to 30123342224 its reverse (42224332103), we get a palindrome (72347674327).

The spelling of 30123342224 in words is "thirty billion, one hundred twenty-three million, three hundred forty-two thousand, two hundred twenty-four".