30234440223 has 24 divisors (see below), whose sum is σ = 47095647872. Its totient is φ = 18580373568.

The previous prime is 30234440219. The next prime is 30234440297. The reversal of 30234440223 is 32204443203.

30234440223 is a `hidden beast` number, since 3 + 0 + 234 + 4 + 402 + 23 = 666.

It is not a de Polignac number, because 30234440223 - 2² = 30234440219 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (30234440623) 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, 90511 + ... + 262032.

Almost surely, 2^30234440223 is an apocalyptic number.

30234440223 is a deficient number, since it is larger than the sum of its proper divisors (16861207649).

30234440223 is a wasteful number, since it uses less digits than its factorization.

30234440223 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 353295 (or 353292 counting only the distinct ones).

The product of its (nonzero) digits is 13824, while the sum is 27.

Adding to 30234440223 its reverse (32204443203), we get a palindrome (62438883426).

The spelling of 30234440223 in words is "thirty billion, two hundred thirty-four million, four hundred forty thousand, two hundred twenty-three".